# A363152 (b-file synthesized from sequence entry)
0 1
1 12
2 180
3 630
4 2100
5 3465
6 6306300
7 30030
8 2187900
9 101846745
10 355655300
11 133855722
12 121808707020
13 10140585
14 194090796900
15 46329473220030
16 4870754760300
17 300840735195
18 384913687052594700
19 2473579378270
20 100402586963979300
21 27473798796507063
22 17194486321623468