# A013004 (b-file synthesized from sequence entry)
0 2
1 -16
2 552
3 -41984
4 5530752
5 -1117490944
6 320707001344
7 -123976597878784
8 62093009928880128
9 -39107324387947577344
10 30249801409640561901568
11 -28190352567614102755082240
12 31151946815227412004856659968