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.

A090196 Odd integers with two divisors a, b such that a < b <= 2a.

Table of values

n a(n)
1 15
2 35
3 45
4 63
5 75
6 77
7 91
8 99
9 105
10 117
11 135
12 143
13 153
14 165
15 175
16 187
17 189
18 195
19 209
20 221
21 225
22 231
23 245
24 247
25 255
26 273
27 285
28 297
29 299
30 315
31 323
32 325
33 345
34 351
35 357
36 375
37 385
38 391
39 399
40 405
41 425
42 429
43 435
44 437
45 441
46 455
47 459
48 465
49 475
50 483
51 493
52 495
53 513
54 525
55 527
56 539
57 551
58 555

List of values

[15, 35, 45, 63, 75, 77, 91, 99, 105, 117, 135, 143, 153, 165, 175, 187, 189, 195, 209, 221, 225, 231, 245, 247, 255, 273, 285, 297, 299, 315, 323, 325, 345, 351, 357, 375, 385, 391, 399, 405, 425, 429, 435, 437, 441, 455, 459, 465, 475, 483, 493, 495, 513, 525, 527, 539, 551, 555]

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

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