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.

A027861 Numbers k such that k^2 + (k+1)^2 is prime.

Table of values

n a(n)
1 1
2 2
3 4
4 5
5 7
6 9
7 12
8 14
9 17
10 19
11 22
12 24
13 25
14 29
15 30
16 32
17 34
18 35
19 39
20 42
21 47
22 50
23 60
24 65
25 69
26 70
27 72
28 79
29 82
30 84
31 85
32 87
33 90
34 97
35 99
36 100
37 102
38 104
39 109
40 110
41 115
42 122
43 130
44 135
45 137
46 139
47 144
48 149
49 154
50 157
51 160
52 162
53 164
54 167
55 172
56 174
57 185
58 187
59 189
60 195
61 199
62 202

List of values

[1, 2, 4, 5, 7, 9, 12, 14, 17, 19, 22, 24, 25, 29, 30, 32, 34, 35, 39, 42, 47, 50, 60, 65, 69, 70, 72, 79, 82, 84, 85, 87, 90, 97, 99, 100, 102, 104, 109, 110, 115, 122, 130, 135, 137, 139, 144, 149, 154, 157, 160, 162, 164, 167, 172, 174, 185, 187, 189, 195, 199, 202]