# A118650 (b-file synthesized from sequence entry)
0 1
1 3
2 14
3 72
4 388
5 2150
6 12134
7 69370
8 400398
9 2328162
10 13616892
11 80022612
12 472133638
13 2794893246
14 16592160944
15 98743919468
16 588913687966
17 3518968100982
18 21062444053040
19 126256612255260
20 757853797478188