# A354323 (b-file synthesized from sequence entry)
0 1
1 0
2 1
3 3
4 11
5 50
6 273
7 1687
8 11505
9 86004
10 700445
11 6163751
12 58148547
13 584622766
14 6235669629
15 70286727435
16 834288853217
17 10395375065096
18 135592878107673
19 1846897191981835
20 26212412703559515
21 386874121137659274
22 5927186655133112105
23 94108950154465139807