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.

A337987 Odd numbers whose distinct prime indices are pairwise coprime, where a singleton is not considered coprime unless it is (1).

Table of values

n a(n)
1 15
2 33
3 35
4 45
5 51
6 55
7 69
8 75
9 77
10 85
11 93
12 95
13 99
14 119
15 123
16 135
17 141
18 143
19 145
20 153
21 155
22 161
23 165
24 175
25 177
26 187
27 201
28 205
29 207
30 209
31 215
32 217
33 219
34 221
35 225
36 245
37 249
38 253
39 255
40 265
41 275
42 279
43 287
44 291
45 295
46 297
47 309
48 323
49 327
50 329
51 335
52 341
53 355
54 363
55 369

List of values

[15, 33, 35, 45, 51, 55, 69, 75, 77, 85, 93, 95, 99, 119, 123, 135, 141, 143, 145, 153, 155, 161, 165, 175, 177, 187, 201, 205, 207, 209, 215, 217, 219, 221, 225, 245, 249, 253, 255, 265, 275, 279, 287, 291, 295, 297, 309, 323, 327, 329, 335, 341, 355, 363, 369]

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

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