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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.

A262085 Numbers n such that phi(n + 8) = phi(n) + 8 where phi(n) = A000010(n) is Euler's totient function.

Table of values

n a(n)
1 3
2 5
3 11
4 23
5 24
6 29
7 36
8 42
9 48
10 50
11 53
12 56
13 59
14 71
15 72
16 80
17 89
18 101
19 102
20 125
21 131
22 132
23 149
24 173
25 176
26 191
27 230
28 233
29 248
30 263
31 269
32 359
33 368
34 389
35 401
36 431
37 449
38 464
39 479
40 491
41 563
42 569
43 593
44 599
45 638
46 653
47 656
48 683
49 701
50 719
51 743
52 761
53 821
54 848
55 911
56 929
57 983

List of values

[3, 5, 11, 23, 24, 29, 36, 42, 48, 50, 53, 56, 59, 71, 72, 80, 89, 101, 102, 125, 131, 132, 149, 173, 176, 191, 230, 233, 248, 263, 269, 359, 368, 389, 401, 431, 449, 464, 479, 491, 563, 569, 593, 599, 638, 653, 656, 683, 701, 719, 743, 761, 821, 848, 911, 929, 983]

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

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