# A301393 (b-file synthesized from sequence entry)
0 1
1 120
2 56628
3 41983200
4 38244074820
5 39137678949600
6 43169977801676880
7 50180219346847075200
8 60633191914827463116900
9 75481112829367580702796000
10 96214948596107910313766029008
11 125026188575803676432586848856960
12 165076420520740156599642652986224784