# A012007 (b-file synthesized from sequence entry)
0 1
1 0
2 3
3 30
4 693
5 25260
6 1351383
7 99680490
8 9695756073
9 1202439837720
10 185185594118763
11 34674437196568950
12 7757267081778543453
13 2043536254646561946180
14 626129820701814932734143
15 220771946624511552276841410
16 88759695789769644718332394833