# A003787 (b-file synthesized from sequence entry)
0 1
1 24
2 5616
3 12130560
4 237783237120
5 42064805779476480
6 67034222101339041669120
7 961721214905722855895197286400
8 124190524600592082795473760093457612800
9 144339416867688029764487130056208182629053235200