# A115781 (b-file synthesized from sequence entry) 1 1111 2 11110 3 11111 4 101101 5 101111 6 111100 7 111101 8 111110 9 111111 10 1011010 11 1011110 12 1011111 13 1111000 14 1111010 15 1111100 16 1111101 17 1111110 18 1111111 19 10100101 20 10101101 21 10101111 22 10110100 23 10110101 24 10111100 25 10111101