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.

A049302 Numbers k such that k is a substring of 4^k.

Table of values

n a(n)
1 6
2 10
3 17
4 25
5 36
6 42
7 50
8 59
9 60
10 61
11 72
12 73
13 78
14 79
15 81
16 84
17 86
18 87
19 89
20 92
21 93
22 95
23 96
24 160
25 200
26 212
27 222
28 225
29 227
30 239
31 260
32 261
33 269
34 290
35 291
36 296
37 300
38 301
39 304
40 311
41 313
42 315
43 324
44 326
45 327
46 330
47 336
48 344
49 345
50 348
51 350
52 355
53 362
54 372
55 378
56 379
57 381

List of values

[6, 10, 17, 25, 36, 42, 50, 59, 60, 61, 72, 73, 78, 79, 81, 84, 86, 87, 89, 92, 93, 95, 96, 160, 200, 212, 222, 225, 227, 239, 260, 261, 269, 290, 291, 296, 300, 301, 304, 311, 313, 315, 324, 326, 327, 330, 336, 344, 345, 348, 350, 355, 362, 372, 378, 379, 381]