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.

A130283 Integers n > 0 for which A130280(n) = 0, i.e., such that there is no integer m > 1 for which n(m^2 - 1) + 1 is a square.

Table of values

n a(n)
1 4
2 9
3 25
4 49
5 81
6 121
7 169
8 289
9 361
10 441
11 529
12 625
13 729
14 841
15 961
16 1089
17 1369
18 1521
19 1681
20 1849
21 2025
22 2209
23 2401
24 2601
25 2809
26 3025
27 3249
28 3481
29 3721
30 4225
31 4489
32 4761
33 5041
34 5329
35 5625
36 5929
37 6241
38 6561
39 6889
40 7225
41 7569
42 7921
43 8281
44 8649
45 9025
46 9409

List of values

[4, 9, 25, 49, 81, 121, 169, 289, 361, 441, 529, 625, 729, 841, 961, 1089, 1369, 1521, 1681, 1849, 2025, 2209, 2401, 2601, 2809, 3025, 3249, 3481, 3721, 4225, 4489, 4761, 5041, 5329, 5625, 5929, 6241, 6561, 6889, 7225, 7569, 7921, 8281, 8649, 9025, 9409]