# A202518 (b-file synthesized from sequence entry)
0 1
1 1
2 4
3 111
4 12600
5 5722258
6 10419647136
7 76124127132667
8 2234758718926030048
9 263964471372716219981614
10 125532541357451846737479404864
11 240382906462440786858510574342553910
12 1852958218856132372722626702327036659515008