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.

A227348 Nonsquarefree integers m such that, for prime p, if p^k | m then 1+p^k | 1+m.

Table of values

n a(n)
1 26999
2 122499
3 193599
4 599975
5 2206775
6 2620175
7 3501575
8 4798079
9 8278599
10 11631059
11 14242175
12 16956575
13 17578799
14 19048799
15 49061375
16 55504175
17 57354725
18 70963775
19 75271559
20 107499699
21 114930639
22 153536525
23 165887189
24 202729175
25 241430399
26 248688719
27 257552735
28 258969887
29 275089919

List of values

[26999, 122499, 193599, 599975, 2206775, 2620175, 3501575, 4798079, 8278599, 11631059, 14242175, 16956575, 17578799, 19048799, 49061375, 55504175, 57354725, 70963775, 75271559, 107499699, 114930639, 153536525, 165887189, 202729175, 241430399, 248688719, 257552735, 258969887, 275089919]

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

Content is available under The OEIS End-User License Agreement.