# A271970 (b-file synthesized from sequence entry)
1 1
2 0
3 1
4 0
5 1
6 3
7 3
8 5
9 8
10 12
11 20
12 31
13 48
14 76
15 119
16 187
17 294
18 461
19 724
20 1137
21 1785
22 2803
23 4401
24 6910
25 10850
26 17036
27 26749
28 42000
29 65946
30 103545
31 162581
32 255276
33 400821
34 629348
35 988169
36 1551571
37 2436195
38 3825185
39 6006104
40 9430468
41 14807224
42 23249523
43 36505176