# A287083 (b-file synthesized from sequence entry)
1 1
2 5040
3 260415373
4 24874143759360
5 3160621587907016605
6 473787689225018384094480
7 79118094349714452632485774477
8 14256246398333360805158745610321920
9 2718180337074137745147914900104417897849
10 541385910515057381740441349336869933006303200