# A151075 (b-file synthesized from sequence entry)
0 1
1 3
2 10
3 40
4 169
5 729
6 3249
7 14717
8 67436
9 312803
10 1461936
11 6878212
12 32557918
13 154799224
14 739043897
15 3540956927
16 17015609718
17 81988739469
18 395987808269
19 1916493786483
20 9292986559674
21 45136611500778
22 219563958375717
23 1069533315247073
24 5216387240816365
25 25470886932498859
26 124501742320960825