length n = 41
dimension k = 4
alphabet length q = 2

minimum distance d = 21

generator matrix:
00000000000000000001111111111111111111111
00001010101010111110000001010101010111111
00010101010101011110000010101010101011111
11100000011111101110001100000011111100011

projective group of automorphisms generated by:
1000
0100
0010
0001

1000
0010
0100
0001