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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.

A347390 Odd numbers k that can be factored to such a pair of coprime factors x and y that A347381(k) < min(A347381(x), A347381(y)).

Table of values

n a(n)
1 189
2 455
3 945
4 1271
5 1365
6 2125
7 4199
8 6375
9 9261
10 12597
11 13167
12 15631
13 18189
14 20995
15 21275
16 24583
17 26273
18 29393
19 30879
20 42813
21 43475
22 46163
23 46189
24 46305
25 46575
26 46893
27 54653
28 63767
29 63825
30 65317
31 67473
32 67673
33 73749
34 78155
35 78725
36 89503
37 90117
38 90945
39 92783
40 93869
41 106079
42 108819
43 119239
44 122265
45 127323
46 129575

List of values

[189, 455, 945, 1271, 1365, 2125, 4199, 6375, 9261, 12597, 13167, 15631, 18189, 20995, 21275, 24583, 26273, 29393, 30879, 42813, 43475, 46163, 46189, 46305, 46575, 46893, 54653, 63767, 63825, 65317, 67473, 67673, 73749, 78155, 78725, 89503, 90117, 90945, 92783, 93869, 106079, 108819, 119239, 122265, 127323, 129575]

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

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