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.

A007634 Numbers k such that k^2 + k + 41 is composite.

Table of values

n a(n)
1 40
2 41
3 44
4 49
5 56
6 65
7 76
8 81
9 82
10 84
11 87
12 89
13 91
14 96
15 102
16 104
17 109
18 117
19 121
20 122
21 123
22 126
23 127
24 130
25 136
26 138
27 140
28 143
29 147
30 155
31 159
32 161
33 162
34 163
35 164
36 170
37 172
38 173
39 178
40 184
41 185
42 186
43 187
44 190
45 201
46 204
47 205
48 207
49 208
50 209
51 213
52 215
53 216
54 217

List of values

[40, 41, 44, 49, 56, 65, 76, 81, 82, 84, 87, 89, 91, 96, 102, 104, 109, 117, 121, 122, 123, 126, 127, 130, 136, 138, 140, 143, 147, 155, 159, 161, 162, 163, 164, 170, 172, 173, 178, 184, 185, 186, 187, 190, 201, 204, 205, 207, 208, 209, 213, 215, 216, 217]