# A012980 (b-file synthesized from sequence entry)
0 2
1 -19
2 777
3 -69137
4 10638417
5 -2507750617
6 839139592969
7 -378121773804337
8 220718283821767713
9 -162004120310722473001
10 146031595896623765319193
11 -158588958155287462968094529
12 204221537438129307495799630193