# A323630 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 12
4 62
5 390
6 2884
7 24472
8 234086
9 2490030
10 29139306
11 371878056
12 5138306700
13 76398336924
14 1215973642584
15 20624305367520
16 371309259462972
17 7071037633297116
18 141997246553420052
19 2998654325698019280
20 66426777891686458728
21 1540117294435707244488
22 37296711627004301923056