# A141381 (b-file synthesized from sequence entry)
1 1
2 1
3 4
4 26
5 202
6 1786
7 17296
8 179826
9 1980484
10 22895120
11 276005616
12 3452880648
13 44660161656
14 595491975516
15 8166748417744
16 114983040461254
17 1659471907641924
18 24519436191927936
19 370506958317854776