length n = 18
dimension k = 6
alphabet length q = 7

minimum distance d = 8

generator matrix:
111111111111111111
111111241111666666
111114211666111666
111141216166166116
111411216616616161
114111216661661611

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

010000
100000
001000
000100
000010
000001