# A243677 (b-file synthesized from sequence entry)
0 1
1 1
2 11
3 171
4 3101
5 61381
6 1285663
7 28015735
8 628599577
9 14424917769
10 336976627571
11 7986962580515
12 191593388321973
13 4642728729231885
14 113479537427180871
15 2794487353521152111
16 69264992525510000817
17 1726686697658673068305
18 43263333673014161542363
19 1088922278007765403976219
20 27519721658072318988515021