# A287015 (b-file synthesized from sequence entry) 0 10 1 1 2 11 3 100 4 111 5 1011 6 10010 7 11101 8 101111 9 1001100 10 1111011 11 11000111 12 101000010 13 1000001001 14 1101001011 15 10101010100 16 100010011111 17 110111110011 18 1011010010010 19 10010010000101 20 11101100010111 21 101111110011100 22 1001101010110011 23 1111101001001111