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A091980 as a simple table

n a(n)
1 1
2 2
3 3
4 5
5 7
6 11
7 16
8 26
9 36
10 56
11 81
12 131
13 183
14 287
15 417
16 677
17 937
18 1457
19 2107
20 3407
21 4759
22 7463
23 10843
24 17603
25 24373
26 37913
27 54838
28 88688
29 123892
30 194300
31 282310
32 458330
33 634350
34 986390
35 1426440
36 2306540
37 3221844
38 5052452
39 7340712
40 11917232
41 16500522

[1,2,3,5,7,11,16,26,36,56,81,131,183,287,417,677,
 937,1457,2107,3407,4759,7463,10843,17603,24373,
 37913,54838,88688,123892,194300,282310,458330,
 634350,986390,1426440,2306540,3221844,5052452,
 7340712,11917232,16500522]

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Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)