# A176361 (b-file synthesized from sequence entry)
0 1
1 1
2 4
3 13
4 33
5 97
6 273
7 709
8 1866
9 5120
10 13036
11 33582
12 87333
13 219269
14 555681
15 1413270
16 3488571
17 8687949
18 21624643
19 52958400
20 130132799
21 319007916
22 773803200
23 1877699413
24 4549855097
25 10950145994
26 26310132088
27 63155284600