# A173100 (b-file synthesized from sequence entry)
1 2
2 2
3 4
4 10
5 66
6 1244
7 162898
8 405126082
9 131988051722292
10 106943604398142563191514
11 28230555977340642743866391573263146370
12 6038154820760673175690853635193471535603786459126013221470476