length n = 42
dimension k = 4
alphabet length q = 5

minimum distance d = 31

generator matrix:
011100011111111111111111111111111111111111
101111100011223311231144112223334444223344
110112312302010312131414241342341234342423
111021321320103021134114424313242143434232

projective group of automorphisms generated by:
0001
1000
0100
0010

0100
1000
0010
0001