length n = 20
dimension k = 6
alphabet length q = 2

minimum distance d = 8

generator matrix:
00000000001111111111
00001111110000001111
01110001110001110001
10110110010110010010
11011010101010100100
11101101001101001000

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

010000
100000
001000
000100
000010
000001