# A148979 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 9
4 32
5 112
6 416
7 1595
8 6274
9 25167
10 102555
11 423339
12 1768311
13 7458501
14 31731885
15 136027943
16 587011854
17 2548351515
18 11122561784
19 48780963600
20 214886096297
21 950408168978
22 4218983830646
23 18792082175472
24 83964867542325
25 376248603204020
26 1690509753133442
27 7614571890623423
28 34378422957641746