# A367237 (b-file synthesized from sequence entry)
0 1
1 1
2 4
3 20
4 114
5 702
6 4550
7 30585
8 211270
9 1490561
10 10695354
11 77809481
12 572608270
13 4254996670
14 31882486314
15 240620654468
16 1827464108766
17 13956516915303
18 107114560278680
19 825727777034002
20 6390721805005678
21 49638977802126104
22 386824024893533450