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A013915 as a simple table

n a(n)
0 3
1 3
2 7
3 10
4 16
5 24
6 37
7 57
8 89
9 140
10 222
11 354
12 567
13 911
14 1467
15 2366
16 3820
17 6172
18 9977
19 16133
20 26093
21 42208
22 68282
23 110470
24 178731
25 289179
26 467887
27 757042
28 1224904
29 1981920
30 3206797
31 5188689
32 8395457
33 13584116
34 21979542
35 35563626
36 57543135

[3,3,7,10,16,24,37,57,89,140,222,354,567,911,1467,
 2366,3820,6172,9977,16133,26093,42208,68282,
 110470,178731,289179,467887,757042,1224904,
 1981920,3206797,5188689,8395457,13584116,21979542,
 35563626,57543135]

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Last modified May 28 17:37 EDT 2020. Contains 334684 sequences. (Running on oeis4.)