# A151031 (b-file synthesized from sequence entry)
0 1
1 3
2 9
3 29
4 105
5 401
6 1549
7 6117
8 24863
9 102513
10 425667
11 1788859
12 7605783
13 32534495
14 139913313
15 606044139
16 2640192189
17 11543795319
18 50681045899
19 223505643799
20 988925201653
21 4387436074431
22 19525621840481
23 87147777000535
24 389827684213269
25 1747541447885141
26 7852036948376335
27 35350863691511405