# A162662 (b-file synthesized from sequence entry)
1 1
2 2
3 3
4 4
5 9
6 10
7 27
8 70
9 57
10 100
11 267
12 1060
13 1227
14 27790
15 1479
16 146380
17 3459
18 2508040
19 49527
20 35506900
21 470079