length n = 75
dimension k = 3
alphabet length q = 8

minimum distance d = 64

generator matrix:
010001010101010101111111111111111111111111111111111111111111111111111111111
001111151617121314000000001151617121314227252426233343635374454746557566677
100010203040506070112536471253647526374136475263741255263741366374125471521

projective group of automorphisms generated by:
100
010
001

001
010
100