# A126676 (b-file synthesized from sequence entry)
3 1
4 6
5 210
6 47250
7 76734000
8 1007670888000
9 119030115974112000
10 139586617002841142400000
11 1780228528528626725525222400000
12 268668486342998603475774101557862400000
13 518949181117200500866291866458307199421644800000
14 13802344536617079696362247660105733403745253587733708800000