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A089259 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 7
5 12
6 22
7 36
8 61
9 101
10 166
11 267
12 433
13 686
14 1088
15 1709
16 2671
17 4140
18 6403
19 9824
20 15028
21 22864
22 34657
23 52288
24 78646
25 117784
26 175865
27 261657
28 388145
29 573936
30 846377
31 1244475
32 1825170
33 2669776
34 3895833
35 5671127
36 8236945
37 11936594
38 17261557
39 24909756

[1,1,2,4,7,12,22,36,61,101,166,267,433,686,1088,
 1709,2671,4140,6403,9824,15028,22864,34657,52288,
 78646,117784,175865,261657,388145,573936,846377,
 1244475,1825170,2669776,3895833,5671127,8236945,
 11936594,17261557,24909756]

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)