# A102232 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 6
4 60
5 510
6 4620
7 47166
8 545580
9 7086750
10 102246540
11 1622630526
12 28091563500
13 526858340190
14 10641342954060
15 230283190945086
16 5315654681915820
17 130370767029004830
18 3385534663256583180
19 92801587319327886846
20 2677687796244383154540
21 81124824998504071784670