length n = 231
dimension k = 8
alphabet length q = 4

minimum distance d = 136

generator matrix:
000000000000000111111111000000000000000000000000000111111111111111111111111111000000000000000000000000000000000000000000000111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111
000001000000111000000000000000000000000000111111111000000000000000000111222333000000000111111111111111111111111111111111111000000000000000000111222333111111111111111111111111111222222222222222222222222222333333333333333333333333333
000010000000000000000123000000000111111111000000000000000000000000000123123123111111111000000000111111111222222222333333333000000000111222333000000000111111111222222222333333333111111111222222222333333333111111111222222222333333333
000000111111123000000000111111111111222333111222333000000000000000000000000000000000000000000000000000000000000000000000000111222333123123123123123123111222333111222333111222333111222333111222333111222333111222333111222333111222333
000100000000000000123000111222333000000000000000000000000000111222333000000000111222333000000000111222333111222333111222333000000000000000000132213321111333222111333222111333222222111333222111333222111333333222111333222111333222111
001000000000000123000000000000000000000000123123123111222333000000000000000000123123123000000000123123123123123123123123123123123123000000000000000000123123123123123123123123123123123123123123123123123123123123123123123123123123123
010000000123000000000000123123123000000000000000000123123123000000000000000000000000000111222333111333222222111333333222111000000000123231312000000000111222333222333111333111222111222333222333111333111222111222333222333111333111222
100000123000000000000000000000000123123123000000000000000000123123123000000000000000000123123123123312231123312231123312231123231312000000000000000000123231312123231312123231312123231312123231312123231312123231312123231312123231312

projective group of automorphisms generated by:
00010000
00000100
01000000
10000000
00000001
00000010
00001000
00100000

10000000
03000000
00300000
00020000
00002000
00000300
00000010
00000001