# A126578 (b-file synthesized from sequence entry)
1 1
2 3
3 4
4 105
5 4
6 85085
7 40
8 45045
9 40040
10 66927861
11 2520
12 167133741775
13 27720
14 644658718275
15 16997552
16 4512611027925
17 240240
18 190103424450275260925
19 816816
20 3873805630307495883
21 28269478608800
22 1257729100749186975
23 15519504