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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A166012 a(n) = 2*(A000045(n)-(n mod 2)) + 1 + (n mod 2).

Table of values

n a(n)
0 1
1 2
2 3
3 4
4 7
5 10
6 17
7 26
8 43
9 68
10 111
11 178
12 289
13 466
14 755
15 1220
16 1975
17 3194
18 5169
19 8362
20 13531
21 21892
22 35423
23 57314
24 92737
25 150050
26 242787
27 392836
28 635623
29 1028458
30 1664081
31 2692538
32 4356619
33 7049156
34 11405775
35 18454930
36 29860705
37 48315634
38 78176339

List of values

[1, 2, 3, 4, 7, 10, 17, 26, 43, 68, 111, 178, 289, 466, 755, 1220, 1975, 3194, 5169, 8362, 13531, 21892, 35423, 57314, 92737, 150050, 242787, 392836, 635623, 1028458, 1664081, 2692538, 4356619, 7049156, 11405775, 18454930, 29860705, 48315634, 78176339]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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