# A048145 (b-file synthesized from sequence entry)
-2 1
-1 288
0 14904
1 426112
2 8562276
3 134540352
4 1755029888
5 19741075200
6 196533385938
7 1764816436448
8 14500094242176
9 110227959388800
10 782224621127800
11 5219693361381312
12 32949478849264128
13 197761897774715648