# A217885 (b-file synthesized from sequence entry) 1 1 2 3 3 10 4 40 5 182 6 938 7 5424 8 34788 9 244544 10 1865144 11 15312976 12 134495328 13 1257334432 14 12456693168 15 130288665568 16 1433829681568