# A012428 (b-file synthesized from sequence entry)
0 0
1 2
2 -12
3 430
4 -27384
5 3086458
6 -524689220
7 126513823462
8 -40981407368048
9 17181884789561202
10 -9052122654113318396
11 5854705311144202022046
12 -4561027328402726456335720
13 4212695076131749316430016746