# A087161 (b-file synthesized from sequence entry)
1 1
2 2
3 4
4 10
5 30
6 98
7 330
8 1122
9 3826
10 13058
11 44578
12 152194
13 519618
14 1774082
15 6057090
16 20680194
17 70606594
18 241065986
19 823050754
20 2810071042
21 9594182658
22 32756588546
23 111837988866
24 381838778370
25 1303679135746
26 4451038986242