# A012802 (b-file synthesized from sequence entry)
0 1
1 0
2 20
3 -784
4 26256
5 -4466176
6 435729216
7 -104111460608
8 23261262303488
9 -7794968497086464
10 2988775301503636480
11 -1434421552426973564928
12 811112609409475303936000
13 -540598484103424258178285568