# A161584 (b-file synthesized from sequence entry)
1 0
2 15
3 3360
4 749280
5 167086095
6 37259449920
7 8308690246080
8 1852800665425935
9 413166239699737440
10 92134218652376023200
11 20545517593240153436175
12 4581558289073901840243840
13 1021666952945886870220940160