Here's the way i Calculate it myself: 
(goes from 1,5,9,D)-order , this Applies to only Lvl / Skill Level-Exp.

Here's the way i Calculate - [+?? All Stats on Levelup] -:  
After Every +4 adding to Stat-Growth  , you would reset back to 5 , 6 
400 hex / 1024 dec. Diff.

if u want to simply add 70% to Growth-Rate , add this to this:
18000‬


public byte Strength, Magic, Dexterity, Speed, Luck, Defense, Resistance, Movement, Charm; //0x4E - 0x56
[StructLayout(LayoutKind.Sequential, Pack = 1, Size = SIZE)]
        public struct CHARACTER_DATABASE_ENTRY
        {
            public const int SIZE = 0x4C;

------------------------------------------------------------------------
 //Seals
            1003, 1004, 1005, 1006, 1157, 1158,
Dark seal---1157
Rank: 2, Range: 0
Durability: 1
unk1: 1000
unk2: 00 10 09 
unk3: C8 56 00 
unk4: 50 05 40 00 
unk5: 00 00 00 
Beginner Seal---1158
Rank: 2, Range: 0
Durability: 1
unk1: 1000
unk2: 00 10 09 
unk3: C8 56 00 
unk4: 50 05 00 00 
unk5: 00 00 00 
Intermediate Seal---1003
unk1: 1000
unk2: 00 10 09 
unk3: C8 56 00 
unk4: 50 05 00 00 
unk5: 00 00 00 
Advanced Seal---1004

Combined Seal--1005

Master Seal---1006
-----------------------------------------------------------

these are the one(s) i done/added to below:

[Professor/Guidance Grade/Lvl C-(12z)]
02000000 019FC0BA 000056EA


25 - 1d = 8 d.
27 - 1f = 8 d.
1d + 1f = 3c h.
25 + 27 = 4c h.

-----------------------------------------------------------

[+3 All Stats on Levelup + CHARM / No Mov)-test#1]
04000000 0038CD0C F1001E1F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100201F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup-JUST-CHARM)-test#2]
04000000 0038CD0C F1001E1F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100211F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68

[+3 All Stats on Levelup--JUST-CHARM)-test#3]
04000000 0038CD0C F1001F1F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100201F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup--JUST-CHARM)-test#4]
04000000 0038CD0C F1001F1F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100211F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68

[+3 All Stats on Levelup--JUST-CHARM)-test#5]
04000000 0038CD0C F1001F1F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100201F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup--JUST-CHARM)-test#6]
04000000 0038CD0C F100201F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100201F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68

[+3 All Stats on Levelup--JUST-CHARM)-test#7]
04000000 0038CD0C F100211F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100221F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup--JUST-CHARM)-test#8]
04000000 0038CD0C F100211F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100211F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68

[+3 All Stats on Levelup--JUST-CHARM)-test#9]
04000000 0038CD0C F100211F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100231F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup--JUST-CHARM)-test#10]
04000000 0038CD0C F100221F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100231F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68

[+3 All Stats on Levelup--JUST-CHARM)-test#11]
04000000 0038CD0C F100221F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100221F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup--JUST-CHARM)-test#12]
04000000 0038CD0C F100221F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100241F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68

[+3 All Stats on Levelup--JUST-CHARM)-test#13]-working on all characters so far-no res, no charm , no mov then all rest
04000000 0038CD0C F100191F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F1001B1F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup--JUST-CHARM)-test#14]-same as above but - minus def
04000000 0038CD0C F100151F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100171F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68

equals :
[+70%-ish Growth-Rate/All Stats on Levelup-12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 1101A939
04000000 0038CF94 1101A939
04000000 0038C134 F100271F
04000000 0038C1F0 1101AA68
04000000 0038C3F0 1101AA68

[64x LVL EXP-(12z)]
04000000 003BC418 0B011929
[128x LVL EXP-(12z)]
04000000 003BC418 0B011D29
[256x LVL EXP-(12z)]
04000000 003BC418 0B012129
[512x LVL EXP-(12z)]
04000000 003BC418 0B012529
[1024x LVL EXP-(12z)]
04000000 003BC418 0B012929
[2048x LVL EXP-(12z)]
04000000 003BC418 0B012D29
[4096x LVL EXP-(12z)]
04000000 003BC418 0B013129
[8192x LVL EXP-(12z)]
04000000 003BC418 0B013529

[64x Skill EXP-(12z)]
04000000 003BC63C 0B02194A
04000000 0038D434 0B021929
[128x Skill EXP-(12z)]
04000000 003BC63C 0B021D4A
04000000 0038D434 0B021D29
[256x Skill EXP-Reworked-(12z)]
04000000 003BC63C 0B02214A
04000000 0038D434 0B022129
[512x Skill EXP-(12z)]
04000000 003BC63C 0B02254A
04000000 0038D434 0B022529
[1024x Skill EXP-(12z)]
04000000 003BC63C 0B02294A
04000000 0038D434 0B022929
[2048x Skill EXP-(12z)]
04000000 003BC63C 0B022D4A
04000000 0038D434 0B022D29
[4096x Skill EXP-(12z)]
04000000 003BC63C 0B02314A
04000000 0038D434 0B023129
[8192x Skill EXP-(12z)]
04000000 003BC63C 0B02354A
04000000 0038D434 0B023529

[+3 All Stats on Levelup-(12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100271F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup-No MOV / CHARM-(12z)]
04000000 0038CD0C F1001D1F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F1001F1F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+3 All Stats on Levelup-wCHARM / No Mov-(12z)]
04000000 0038CD0C F100221F
04000000 0038CE08 11000D39
04000000 0038CF94 11000D39
04000000 0038C134 F100241F
04000000 0038C1F0 11000E68
04000000 0038C3F0 11000E68
[+4 All Stats on Levelup-12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 11001139
04000000 0038CF94 11001139
04000000 0038C134 F100271F
04000000 0038C1F0 11001268
04000000 0038C3F0 11001268
[+4 All Stats on Levelup-No MOV / CHARM-(12z)]
04000000 0038CD0C F1001D1F
04000000 0038CE08 11001139
04000000 0038CF94 11001139
04000000 0038C134 F1001F1F
04000000 0038C1F0 11001268
04000000 0038C3F0 11001268
[+4 All Stats on Levelup-wCHARM / No Mov-(12z)]
04000000 0038CD0C F100221F
04000000 0038CE08 11001139
04000000 0038CF94 11001139
04000000 0038C134 F100241F
04000000 0038C1F0 11001268
04000000 0038C3F0 11001268
[+5 All Stats on Levelup-(12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 11001539
04000000 0038CF94 11001539
04000000 0038C134 F100271F
04000000 0038C1F0 11001668
04000000 0038C3F0 11001668
[+5 All Stats on Levelup-No MOV / CHARM-(12z)]
04000000 0038CD0C F1001D1F
04000000 0038CE08 11001539
04000000 0038CF94 11001539
04000000 0038C134 F1001F1F
04000000 0038C1F0 11001668
04000000 0038C3F0 11001668
[+5 All Stats on Levelup-wCHARM / No Mov-(12z)]
04000000 0038CD0C F100221F
04000000 0038CE08 11001539
04000000 0038CF94 11001539
04000000 0038C134 F100241F
04000000 0038C1F0 11001668
04000000 0038C3F0 11001668
[+6 All Stats on Levelup-(12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 11001939
04000000 0038CF94 11001939
04000000 0038C134 F100271F
04000000 0038C1F0 11001A68
04000000 0038C3F0 11001A68
[+6 All Stats on Levelup-No MOV / CHARM-(12z)]
04000000 0038CD0C F1001D1F
04000000 0038CE08 11001939
04000000 0038CF94 11001939
04000000 0038C134 F1001F1F
04000000 0038C1F0 11001A68
04000000 0038C3F0 11001A68
[+6 All Stats on Levelup-wCHARM / No Mov-(12z)]
04000000 0038CD0C F100221F
04000000 0038CE08 11001939
04000000 0038CF94 11001939
04000000 0038C134 F100241F
04000000 0038C1F0 11001A68
04000000 0038C3F0 11001A68
[+7 All Stats on Levelup-(12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 11001D39
04000000 0038CF94 11001D39
04000000 0038C134 F100271F
04000000 0038C1F0 11001E68
04000000 0038C3F0 11001E68
[+7 All Stats on Levelup-No MOV / CHARM-(12z)]
04000000 0038CD0C F1001D1F
04000000 0038CE08 11001D39
04000000 0038CF94 11001D39
04000000 0038C134 F1001F1F
04000000 0038C1F0 11001E68
04000000 0038C3F0 11001E68
[+7 All Stats on Levelup-wCHARM / No Mov-(12z)]
04000000 0038CD0C F100221F
04000000 0038CE08 11001D39
04000000 0038CF94 11001D39
04000000 0038C134 F100241F
04000000 0038C1F0 11001E68
04000000 0038C3F0 11001E68
[+8 All Stats on Levelup-(12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 11002139
04000000 0038CF94 11002139
04000000 0038C134 F100271F
04000000 0038C1F0 11002268
04000000 0038C3F0 11002268
[+8 All Stats on Levelup-No MOV / CHARM-(12z)]
04000000 0038CD0C F1001D1F
04000000 0038CE08 11002139
04000000 0038CF94 11002139
04000000 0038C134 F1001F1F
04000000 0038C1F0 11002268
04000000 0038C3F0 11002268
[+8 All Stats on Levelup-wCHARM / No Mov-(12z)]
04000000 0038CD0C F100221F
04000000 0038CE08 11002139
04000000 0038CF94 11002139
04000000 0038C134 F100241F
04000000 0038C1F0 11002268
04000000 0038C3F0 11002268
[+9 All Stats on Levelup-(12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 11002539
04000000 0038CF94 11002539
04000000 0038C134 F100271F
04000000 0038C1F0 11002668
04000000 0038C3F0 11002668
[+9 All Stats on Levelup-No MOV / CHARM-(12z)]
04000000 0038CD0C F1001D1F
04000000 0038CE08 11002539
04000000 0038CF94 11002539
04000000 0038C134 F1001F1F
04000000 0038C1F0 11002668
04000000 0038C3F0 11002668
[+9 All Stats on Levelup-wCHARM / No Mov-(12z)]
04000000 0038CD0C F100221F
04000000 0038CE08 11002539
04000000 0038CF94 11002539
04000000 0038C134 F100241F
04000000 0038C1F0 11002668
04000000 0038C3F0 11002668
[+10 All Stats on Levelup-(12z)]
04000000 0038CD0C F100251F
04000000 0038CE08 11002939
04000000 0038CF94 11002939
04000000 0038C134 F100271F
04000000 0038C1F0 11002A68
04000000 0038C3F0 11002A68
[+10 All Stats on Levelup-No MOV / CHARM-(12z)]
04000000 0038CD0C F1001D1F
04000000 0038CE08 11002939
04000000 0038CF94 11002939
04000000 0038C134 F1001F1F
04000000 0038C1F0 11002A68
04000000 0038C3F0 11002A68
[+10 All Stats on Levelup-wCHARM / No Mov-(12z)]
04000000 0038CD0C F100221F
04000000 0038CE08 11002939
04000000 0038CF94 11002939
04000000 0038C134 F100241F
04000000 0038C1F0 11002A68
04000000 0038C3F0 11002A68
[Random Stats on Levelup]
04000000 0038CD0C F100251F
04000000 0038CE08 1A89D539
04000000 0038CF94 1A89D539
04000000 0038C134 F100271F
04000000 0038C1F0 1A93A668
04000000 0038C3F0 1A93A668