# A369623 (b-file synthesized from sequence entry)
0 1
1 3
2 15
3 92
4 624
5 4509
6 34033
7 265164
8 2116560
9 17219068
10 142252608
11 1190173956
12 10064038469
13 85873044573
14 738446318232
15 6393218956733
16 55680130965252
17 487488352916496
18 4288083926110045
19 37878037865662422
20 335859658273133355
21 2988274511990407436