Binary (61,20)-code with minimal distance 16

[1000000000000000000011100101000010111101100110010010010100111]
[0100000000000000000001101100001100111000011111110101010111111]
[0010000000000000000011111110001001000011111110100101100000111]
[0001000000000000000001101110100111000000000000100011001000101]
[0000100000000000000010110011011110010000000000111001011001101]
[0000010000000000000000010001110011101000000000001110001000111]
[0000001000000000000000011101000110100100000000011010001110100]
[0000000100000000000000000111011010100010000000101010000011101]
[0000000010000000000000001000011111100001000000111110000100001]
[0000000001000000000000000011111101000000100000110100000001111]
[0000000000100000000010001100110010100000010000001011000110011]
[0000000000010000000001010110100010100000001000001010101011010]
[0000000000001000000011011001100010000000000100001001101100110]
[0000000000000100000011000011110000100000000010000011100001111]
[0000000000000010000000011111110000000000000001000000001111111]
[0000000000000001000000000000000000001110101011101010101010101]
[0000000000000000100000000000000000011101100110011001100110011]
[0000000000000000010000000000000000011000011111000111100001111]
[0000000000000000001000000000000000000011111110000000011111111]
[0000000000000000000100000000000000000000000000111111111111111]