# A013429 (b-file synthesized from sequence entry)
0 1
1 0
2 0
3 -90
4 1176
5 -185094
6 6953628
7 -2271831562
8 113771489552
9 -90523142172238
10 2740534463632996
11 -9209167403962507058
12 -464269042403340299048
13 -2066044589238157561264950