# A162366 (b-file synthesized from sequence entry)
0 1
1 24
2 299
3 2576
4 17249
5 95656
6 457170
7 1934920
8 7396155
9 25914720
10 84197296
11 256013184
12 734002335
13 1996645640
14 5180091511
15 12874497504
16 30770197710
17 70952341040
18 158302199085
19 342599792520
20 720836052690
21 1477396844040