# A005291 (b-file synthesized from sequence entry)
1 1
2 0
3 1
4 0
5 2
6 1
7 4
8 3
9 8
10 7
11 15
12 15
13 28
14 30
15 51
16 58
17 92
18 108
19 163
20 196
21 285
22 348
23 490
24 605
25 833
26 1034
27 1396
28 1740
29 2313
30 2887
31 3789
32 4730
33 6141
34 7661
35 9853
36 12276
37 15664
38 19477
39 24678
40 30621
41 38558
42 47728
43 59767
44 73795
45 91949
46 113239
47 140452