# A012079 (b-file synthesized from sequence entry)
0 1
1 -1
2 -11
3 -301
4 -16631
5 -1620601
6 -250557251
7 -56629836901
8 -17602836565871
9 -7193368568377201
10 -3735581618747946491
11 -2401310609311293289501
12 -1871136400199563216523111