# A118240 (b-file synthesized from sequence entry) 0 0 1 1 2 1 3 10 4 11 5 101 6 111 7 1010 8 1011 9 1101 10 1110 11 1111 12 10101 13 10111 14 11010 15 11011 16 11101 17 11111 18 101010 19 101011 20 101101 21 101110 22 101111 23 110101 24 110111 25 111010 26 111011 27 111101 28 111110 29 111111 30 1010101 31 1010111 32 1011010 33 1011011 34 1011101