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.

A333356 Terms describing the nonprime digits' positions in the way explained in the Comments section.

Table of values

n a(n)
1 11
2 21
3 41
4 54
5 61
6 84
7 96
8 101
9 118
10 124
11 139
12 146
13 151
14 160
15 171
16 181
17 191
18 208
19 211
20 234
21 241
22 269
23 271
24 284
25 296
26 301
27 321
28 331
29 346
30 350
31 361
32 381
33 391
34 408
35 411
36 421
37 439
38 441
39 460
40 478
41 491
42 501
43 534
44 554
45 561
46 586
47 599
48 621
49 648
50 654
51 679
52 686
53 700
54 711
55 741
56 771
57 794
58 806
59 830
60 856
61 861
62 888

List of values

[11, 21, 41, 54, 61, 84, 96, 101, 118, 124, 139, 146, 151, 160, 171, 181, 191, 208, 211, 234, 241, 269, 271, 284, 296, 301, 321, 331, 346, 350, 361, 381, 391, 408, 411, 421, 439, 441, 460, 478, 491, 501, 534, 554, 561, 586, 599, 621, 648, 654, 679, 686, 700, 711, 741, 771, 794, 806, 830, 856, 861, 888]

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

Content is available under The OEIS End-User License Agreement.