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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.

A217142 Least number m such that phi(m) = phi(m+6n) and m is not divisible by n.

Table of values

n a(n)
2 143
3 52
4 101
5 124
6 104
7 123
8 183
9 156
10 248
11 144
12 208
13 267
14 241
15 365
16 219
17 248
18 312
19 306
20 496
21 369
22 288
23 432
24 241
25 543
26 369
27 468
28 482
29 386
30 730
31 444
32 438
33 432
34 496
35 1220
36 624
37 779
38 612
39 801
40 915
41 744
42 723
43 582
44 576
45 1095
46 864
47 488
48 482
49 641
50 1086
51 674
52 738

List of values

[143, 52, 101, 124, 104, 123, 183, 156, 248, 144, 208, 267, 241, 365, 219, 248, 312, 306, 496, 369, 288, 432, 241, 543, 369, 468, 482, 386, 730, 444, 438, 432, 496, 1220, 624, 779, 612, 801, 915, 744, 723, 582, 576, 1095, 864, 488, 482, 641, 1086, 674, 738]

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

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