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A048809 as a simple table

n a(n)
5 1
6 1
7 2
8 3
9 6
10 8
11 15
12 23
13 39
14 61
15 102
16 161
17 265
18 420
19 682
20 1087
21 1753
22 2790
23 4476
24 7120
25 11376
26 18075
27 28785
28 45666
29 72530
30 114882
31 182040
32 287878
33 455231
34 718755
35 1134491
36 1788461
37 2818140
38 4436000
39 6978932
40 10969695
41 17232572
42 27049320

[1,1,2,3,6,8,15,23,39,61,102,161,265,420,682,1087,
 1753,2790,4476,7120,11376,18075,28785,45666,72530,
 114882,182040,287878,455231,718755,1134491,
 1788461,2818140,4436000,6978932,10969695,17232572,
 27049320]

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Last modified February 29 05:25 EST 2020. Contains 332353 sequences. (Running on oeis4.)