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.

A216438 Odd composite numbers which do not divide any tribonacci number.

Table of values

n a(n)
1 27
2 81
3 91
4 135
5 189
6 203
7 221
8 243
9 247
10 273
11 297
12 305
13 309
14 351
15 371
16 377
17 405
18 455
19 459
20 489
21 513
22 515
23 551
24 559
25 567
26 597
27 609
28 621
29 637
30 663
31 675
32 721
33 729
34 741
35 779
36 783
37 815
38 819
39 837
40 891
41 915
42 927
43 945
44 995
45 999
46 1001
47 1015
48 1053
49 1079

List of values

[27, 81, 91, 135, 189, 203, 221, 243, 247, 273, 297, 305, 309, 351, 371, 377, 405, 455, 459, 489, 513, 515, 551, 559, 567, 597, 609, 621, 637, 663, 675, 721, 729, 741, 779, 783, 815, 819, 837, 891, 915, 927, 945, 995, 999, 1001, 1015, 1053, 1079]

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

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