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.

A253108 Numbers k such that (sum of k^2 through (k+2)^2) + (k+1)^2 is prime.

Table of values

n a(n)
1 2
2 4
3 6
4 9
5 14
6 17
7 20
8 21
9 25
10 32
11 34
12 35
13 40
14 45
15 49
16 51
17 52
18 56
19 60
20 62
21 65
22 76
23 80
24 82
25 86
26 87
27 89
28 94
29 95
30 96
31 100
32 104
33 105
34 107
35 112
36 114
37 115
38 116
39 117
40 124
41 126
42 135
43 137
44 140
45 145
46 147
47 151
48 164
49 167
50 172
51 174
52 179
53 180
54 181
55 182
56 199
57 200
58 202
59 205
60 206
61 207

List of values

[2, 4, 6, 9, 14, 17, 20, 21, 25, 32, 34, 35, 40, 45, 49, 51, 52, 56, 60, 62, 65, 76, 80, 82, 86, 87, 89, 94, 95, 96, 100, 104, 105, 107, 112, 114, 115, 116, 117, 124, 126, 135, 137, 140, 145, 147, 151, 164, 167, 172, 174, 179, 180, 181, 182, 199, 200, 202, 205, 206, 207]

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

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