# A012343 (b-file synthesized from sequence entry)
0 2
1 8
2 -112
3 -8832
4 -27648
5 71731200
6 8459581440
7 -999488716800
8 -609228538183680
9 -30947990077440000
10 82287312014325841920
11 35793618716907672698880
12 -9141042424973375790120960