# A277413 (b-file synthesized from sequence entry)
1 1
2 3
3 70
4 4620
5 599256
6 128648520
7 41281606080
8 18507916627200
9 11049593741746560
10 8474451191616009600
11 8119493428719228192000
12 9504049395027168805824000
13 13345312208487981260926464000
14 22140681034117932250214874624000
15 42846437958647788197412779939840000
16 95657301566159892238019686222356480000
17 244038306493164073323605513327887380480000