# A103890 (b-file synthesized from sequence entry)
1 2
2 2
3 5
4 25
5 17281
6 207361
7 696729601
8 12541132801
9 115880067072001
10 1366643159020339200001
11 40999294770610176000001
12 1854768736099424576471040000001
13 109950690675973888893203251200000001