# A211398 (b-file synthesized from sequence entry)
0 1
1 2
2 14
3 153
4 2262
5 42120
6 945823
7 24870937
8 749702348
9 25490350284
10 965219424913
11 40287663094503
12 1837912330721162
13 90988147658574582
14 4858595700832370019
15 278371180944699911227
16 17034913752075240500920
17 1108950617553341656112312
18 76523438074756638449399565