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.

A137923 Zerofree numbers k such that A061486(k) is prime.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 11
6 12
7 13
8 15
9 16
10 18
11 19
12 21
13 23
14 25
15 27
16 29
17 31
18 32
19 34
20 35
21 37
22 43
23 45
24 51
25 52
26 53
27 54
28 56
29 57
30 58
31 59
32 61
33 65
34 72
35 73
36 75
37 78
38 79
39 81
40 85
41 87
42 89
43 91
44 92
45 95
46 97
47 98
48 212
49 213
50 216
51 218
52 219
53 223
54 225
55 229
56 232
57 233
58 235
59 236
60 239
61 243
62 245
63 249
64 255
65 256
66 269
67 272
68 273
69 278
70 283

List of values

[2, 3, 5, 7, 11, 12, 13, 15, 16, 18, 19, 21, 23, 25, 27, 29, 31, 32, 34, 35, 37, 43, 45, 51, 52, 53, 54, 56, 57, 58, 59, 61, 65, 72, 73, 75, 78, 79, 81, 85, 87, 89, 91, 92, 95, 97, 98, 212, 213, 216, 218, 219, 223, 225, 229, 232, 233, 235, 236, 239, 243, 245, 249, 255, 256, 269, 272, 273, 278, 283]