# A351883 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 3
4 6
5 35
6 285
7 2044
8 13804
9 108093
10 1083405
11 12281896
12 143452386
13 1763156031
14 23845410407
15 353626471808
16 5579871336488
17 92609430408361
18 1627509065584185
19 30379312334903408
20 598533509334403470
21 12366674489588950555
22 267527916985316556019