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.

A263722 Integers k > 0 such that k^2 + p^2 is composite for all primes p.

Table of values

n a(n)
1 9
2 11
3 19
4 21
5 23
6 25
7 29
8 31
9 39
10 41
11 43
12 49
13 51
14 53
15 55
16 59
17 61
18 63
19 69
20 71
21 75
22 77
23 79
24 81
25 83
26 89
27 91
28 93
29 99
30 101
31 105
32 107
33 109
34 111
35 113
36 119
37 121
38 123
39 127
40 129
41 131
42 133
43 139
44 141
45 143
46 145
47 149
48 151
49 153
50 157
51 159
52 161
53 165
54 169
55 171
56 173
57 175
58 179
59 181
60 185
61 187
62 189
63 191
64 195
65 197
66 199

List of values

[9, 11, 19, 21, 23, 25, 29, 31, 39, 41, 43, 49, 51, 53, 55, 59, 61, 63, 69, 71, 75, 77, 79, 81, 83, 89, 91, 93, 99, 101, 105, 107, 109, 111, 113, 119, 121, 123, 127, 129, 131, 133, 139, 141, 143, 145, 149, 151, 153, 157, 159, 161, 165, 169, 171, 173, 175, 179, 181, 185, 187, 189, 191, 195, 197, 199]