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.

A321644 Squarefree odd composite numbers whose factors are all twin primes (not necessarily from the same pair).

Table of values

n a(n)
1 15
2 21
3 33
4 35
5 39
6 51
7 55
8 57
9 65
10 77
11 85
12 87
13 91
14 93
15 95
16 105
17 119
18 123
19 129
20 133
21 143
22 145
23 155
24 165
25 177
26 183
27 187
28 195
29 203
30 205
31 209
32 213
33 215
34 217
35 219
36 221
37 231
38 247
39 255
40 273
41 285
42 287
43 295
44 301
45 303
46 305
47 309
48 319
49 321
50 323
51 327
52 341
53 355
54 357
55 365

List of values

[15, 21, 33, 35, 39, 51, 55, 57, 65, 77, 85, 87, 91, 93, 95, 105, 119, 123, 129, 133, 143, 145, 155, 165, 177, 183, 187, 195, 203, 205, 209, 213, 215, 217, 219, 221, 231, 247, 255, 273, 285, 287, 295, 301, 303, 305, 309, 319, 321, 323, 327, 341, 355, 357, 365]

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

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