# A333985 (b-file synthesized from sequence entry)
0 0
1 1
2 8
3 102
4 2448
5 99576
6 6070032
7 517803840
8 58901955840
9 8614609282944
10 1574889814326528
11 351896788824053760
12 94354291010501932032
13 29899137879209196380160
14 11053567519385396409446400
15 4715135497874174650128617472
16 2298676381054790419739595571200
17 1270045124912998373344157769891840