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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.

A336560 Numbers k at which points A336456(k) appears multiplicative, but A051027(k) does not.

Table of values

n a(n)
1 15
2 39
3 51
4 60
5 78
6 87
7 95
8 111
9 123
10 143
11 159
12 183
13 204
14 215
15 219
16 222
17 231
18 240
19 247
20 267
21 291
22 303
23 312
24 323
25 327
26 330
27 335
28 339
29 348
30 366
31 380
32 399
33 407
34 411
35 438
36 444
37 447
38 455
39 471
40 494
41 506
42 519
43 543
44 559
45 579
46 582
47 591
48 624
49 636
50 654
51 671
52 687
53 695
54 699
55 703
56 714
57 723
58 731
59 732
60 767
61 771
62 779
63 798
64 803
65 807

List of values

[15, 39, 51, 60, 78, 87, 95, 111, 123, 143, 159, 183, 204, 215, 219, 222, 231, 240, 247, 267, 291, 303, 312, 323, 327, 330, 335, 339, 348, 366, 380, 399, 407, 411, 438, 444, 447, 455, 471, 494, 506, 519, 543, 559, 579, 582, 591, 624, 636, 654, 671, 687, 695, 699, 703, 714, 723, 731, 732, 767, 771, 779, 798, 803, 807]

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

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