cp's OEIS Frontend

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.

A115274 a(n) = n + A115273(n), where A115273(n) = 0 for n = 1..3.

Table of values

n a(n)
1 1
2 2
3 3
4 5
5 7
6 6
7 9
8 12
9 9
10 13
11 17
12 12
13 17
14 22
15 15
16 21
17 27
18 18
19 25
20 32
21 21
22 29
23 37
24 24
25 33
26 42
27 27
28 37
29 47
30 30
31 41
32 52
33 33
34 45
35 57
36 36
37 49
38 62
39 39
40 53
41 67
42 42
43 57
44 72
45 45
46 61
47 77
48 48
49 65
50 82
51 51
52 69
53 87
54 54
55 73
56 92
57 57
58 77
59 97
60 60
61 81
62 102
63 63
64 85
65 107
66 66
67 89
68 112
69 69
70 93
71 117

List of values

[1, 2, 3, 5, 7, 6, 9, 12, 9, 13, 17, 12, 17, 22, 15, 21, 27, 18, 25, 32, 21, 29, 37, 24, 33, 42, 27, 37, 47, 30, 41, 52, 33, 45, 57, 36, 49, 62, 39, 53, 67, 42, 57, 72, 45, 61, 77, 48, 65, 82, 51, 69, 87, 54, 73, 92, 57, 77, 97, 60, 81, 102, 63, 85, 107, 66, 89, 112, 69, 93, 117]

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

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