# A327412 (b-file synthesized from sequence entry)
0 1
1 10
2 560
3 92400
4 33633600
5 22870848000
6 26072766720000
7 46174869861120000
8 120054661638912000000
9 438679733628584448000000
10 2175851478797778862080000000
11 14240947928731462652313600000000
12 120136636726778618934917529600000000
13 1280656547507460077846220865536000000000