# A055550 (b-file synthesized from sequence entry) 1 0 2 0 3 3 4 22 5 78 6 245 7 750 8 2057 9 5597 10 14884 11 38975 12 101629 13 264239 14 687007 15 1801533 16 4744920 17 12604009 18 33763684 19 91210364