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.

A228140 Numbers n such that n^2 - 2 is not squarefree.

Table of values

n a(n)
1 10
2 39
3 45
4 58
5 59
6 88
7 108
8 116
9 137
10 156
11 157
12 186
13 206
14 235
15 244
16 255
17 284
18 304
19 333
20 334
21 338
22 353
23 373
24 382
25 402
26 414
27 431
28 451
29 477
30 480
31 500
32 529
33 533
34 549
35 578
36 598
37 623
38 627
39 647
40 665
41 676
42 685
43 696
44 717
45 725
46 745
47 774
48 794
49 822
50 823
51 843
52 845
53 872
54 892
55 902
56 912
57 921
58 941

List of values

[10, 39, 45, 58, 59, 88, 108, 116, 137, 156, 157, 186, 206, 235, 244, 255, 284, 304, 333, 334, 338, 353, 373, 382, 402, 414, 431, 451, 477, 480, 500, 529, 533, 549, 578, 598, 623, 627, 647, 665, 676, 685, 696, 717, 725, 745, 774, 794, 822, 823, 843, 845, 872, 892, 902, 912, 921, 941]

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

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