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.

A138227 Odd positive integers n for which A137576((n-1)/2)-1 is not a multiple of A000010(n).

Table of values

n a(n)
1 21
2 35
3 45
4 51
5 65
6 69
7 75
8 77
9 85
10 91
11 93
12 99
13 105
14 115
15 117
16 123
17 129
18 133
19 141
20 145
21 147
22 155
23 165
24 171
25 185
26 187
27 189
28 195
29 203
30 205
31 213
32 215
33 217
34 219
35 221
36 231
37 235
38 237
39 245
40 247
41 253
42 255
43 259
44 261
45 265
46 267
47 273
48 275
49 279
50 285
51 291
52 299
53 301
54 305

List of values

[21, 35, 45, 51, 65, 69, 75, 77, 85, 91, 93, 99, 105, 115, 117, 123, 129, 133, 141, 145, 147, 155, 165, 171, 185, 187, 189, 195, 203, 205, 213, 215, 217, 219, 221, 231, 235, 237, 245, 247, 253, 255, 259, 261, 265, 267, 273, 275, 279, 285, 291, 299, 301, 305]