length n = 23
dimension k = 6
alphabet length q = 5

minimum distance d = 13

generator matrix:
00000011111111111111111
00000101111222233334444
01111001144223322331144
00000002314142323141423
10000001423143223413241
01234001144441111444411

projective group of automorphisms generated by:
010000
100000
000001
000100
000010
001000

100000
020000
003000
000400
000020
000001