length n = 21
dimension k = 11
alphabet length q = 2

minimum distance d = 6

generator matrix:
000000001111111100011
000011110000111111101
001100110011001100011
010001001111110011101
010110001101010101111
011010010010111011101
011100011100100101111
001100011101011000110
001101110101101101111
001111110010000101111
111111111111111100000

projective group of automorphisms generated by:
10001111000
01001100110
11010111100
10101000000
11111111000
01010000100
11101011110
11010100100
00001101100
10110001000
00000000001