# A356511 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 4 4 5 5 9 6 19 7 45 8 107 9 275 10 778 11 2581 12 10170 13 45237 14 222859 15 1191214 16 6887258 17 42894933 18 287397837