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.

A363637 Indices of numbers of the form k^2-1, k >= 2, that can be written as a product of smaller numbers of that same form.

Table of values

n a(n)
1 5
2 11
3 19
4 26
5 29
6 31
7 41
8 55
9 65
10 71
11 89
12 99
13 109
14 127
15 131
16 134
17 151
18 155
19 161
20 181
21 191
22 209
23 239
24 244
25 251
26 265
27 271
28 274
29 287
30 289
31 305
32 323
33 341
34 349
35 351
36 379
37 419
38 449
39 461
40 485
41 491
42 505
43 511
44 551
45 575
46 599
47 647
48 649
49 701
50 703
51 755
52 769
53 811
54 846
55 869

List of values

[5, 11, 19, 26, 29, 31, 41, 55, 65, 71, 89, 99, 109, 127, 131, 134, 151, 155, 161, 181, 191, 209, 239, 244, 251, 265, 271, 274, 287, 289, 305, 323, 341, 349, 351, 379, 419, 449, 461, 485, 491, 505, 511, 551, 575, 599, 647, 649, 701, 703, 755, 769, 811, 846, 869]

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

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