# A273628 (b-file synthesized from sequence entry)
0 1
1 42
2 6006
3 1085280
4 217567350
5 46262007792
6 10217700004512
7 2317454130543552
8 536022010184210550
9 125863265857621191900
10 29909151834298018538256
11 7176685161839833601969280
12 1735941935586019529116213920
13 422752608090008019258722317800