# A132644 (b-file synthesized from sequence entry)
0 0
1 324
2 421200
3 546717924
4 709639444800
5 921111452633124
6 1195601955878350800
7 1551890417618646705924
8 2014352566467047545939200
9 2614628079383810095982376324
10 3393785232687619037537578530000