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.

A340265 a(n) = n + 1 - a(phi(n)).

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 3
6 5
7 3
8 6
9 5
10 8
11 4
12 10
13 4
14 10
15 10
16 11
17 7
18 14
19 6
20 15
21 12
22 15
23 9
24 19
25 11
26 17
27 14
28 19
29 11
30 25
31 7
32 22
33 19
34 24
35 17
36 27
37 11
38 25
39 21
40 30
41 12
42 33
43 11
44 30
45 27
46 32
47 16
48 38
49 17
50 36
51 30
52 34
53 20
54 41
55 26
56 38
57 31
58 40
59 20
60 50
61 12
62 38
63 37
64 43
65 28
66 52
67 16
68 47
69 40
70 52
71 20
72 54
73 20
74 48

List of values

[1, 2, 2, 3, 3, 5, 3, 6, 5, 8, 4, 10, 4, 10, 10, 11, 7, 14, 6, 15, 12, 15, 9, 19, 11, 17, 14, 19, 11, 25, 7, 22, 19, 24, 17, 27, 11, 25, 21, 30, 12, 33, 11, 30, 27, 32, 16, 38, 17, 36, 30, 34, 20, 41, 26, 38, 31, 40, 20, 50, 12, 38, 37, 43, 28, 52, 16, 47, 40, 52, 20, 54, 20, 48]

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

Content is available under The OEIS End-User License Agreement.