# A026131 (b-file synthesized from sequence entry)
1 1
2 3
3 16
4 84
5 458
6 2541
7 14286
8 81103
9 463913
10 2669576
11 15437366
12 89633392
13 522223740
14 3051529665
15 17876415654
16 104955553899
17 617415739622
18 3638327064022
19 21473223755896
20 126910074421985
21 751000070996514
22 4449166010804565
23 26385683227918794
24 156628589801790627