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A047625 as a simple table

n a(n)
0 3
1 4
2 7
3 10
4 15
5 23
6 35
7 53
8 80
9 120
10 181
11 271
12 407
13 611
14 917
15 1375
16 2063
17 3095
18 4642
19 6964
20 10446
21 15669
22 23504
23 35257
24 52885
25 79328
26 118993
27 178489
28 267734
29 401602
30 602403
31 903605
32 1355408
33 2033112
34 3049668
35 4574503
36 6861754
37 10292632
38 15438948
39 23158422

[3,4,7,10,15,23,35,53,80,120,181,271,407,611,917,
 1375,2063,3095,4642,6964,10446,15669,23504,35257,
 52885,79328,118993,178489,267734,401602,602403,
 903605,1355408,2033112,3049668,4574503,6861754,
 10292632,15438948,23158422]

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Last modified June 5 12:10 EDT 2024. Contains 373105 sequences. (Running on oeis4.)