# A151449 (b-file synthesized from sequence entry)
0 1
1 0
2 2
3 4
4 18
5 46
6 214
7 742
8 3146
9 12162
10 51862
11 214090
12 921302
13 3937074
14 17192430
15 75188002
16 332778382
17 1478794218
18 6622770990
19 29791504178
20 134763557054
21 612115880722
22 2792465318950
23 12785429645706
24 58747776081670
25 270792162028674
26 1251949437110774
27 5804003443798442
28 26976870402858422