# A062757 (b-file synthesized from sequence entry)
1 15
2 315
3 5040
4 85680
5 278460
6 42840
7 14608440
8 540512280
9 10810245600
10 46844397600
11 480155075400
12 145486987846200
13 17749412517236400
14 5916470839078800
15 10769949084069775600
16 312328523438023492400