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.

A239210 Numbers k such that k^2 is not divisible by any of its nonzero digits.

Table of values

n a(n)
1 7
2 17
3 23
4 26
5 47
6 53
7 67
8 73
9 76
10 77
11 83
12 86
13 94
14 97
15 143
16 157
17 163
18 167
19 173
20 176
21 187
22 193
23 194
24 197
25 223
26 233
27 236
28 244
29 253
30 256
31 257
32 260
33 274
34 277
35 283
36 287
37 293
38 307
39 313
40 314
41 457
42 473
43 493
44 503
45 517
46 523
47 527
48 533
49 547
50 553
51 577
52 583
53 587
54 607
55 613

List of values

[7, 17, 23, 26, 47, 53, 67, 73, 76, 77, 83, 86, 94, 97, 143, 157, 163, 167, 173, 176, 187, 193, 194, 197, 223, 233, 236, 244, 253, 256, 257, 260, 274, 277, 283, 287, 293, 307, 313, 314, 457, 473, 493, 503, 517, 523, 527, 533, 547, 553, 577, 583, 587, 607, 613]