# A115808 (b-file synthesized from sequence entry) 0 0 1 11 2 110 3 1100 4 11000 5 110000 6 110011 7 1100000 8 1100110 9 11000000 10 11000011 11 11001100 12 110000000 13 110000011 14 110000110 15 110011000 16 1100000000 17 1100000011 18 1100000110 19 1100001100 20 1100110000 21 1100110011 22 11000000000