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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.

A226113 Composite squarefree numbers n such that the ratio (n - 1/3)/(p(i) + 1/3) is an integer, where p(i) are the prime factors of n.

Table of values

n a(n)
1 773227
2 13596427
3 26567147
4 140247467
5 525558107
6 1390082027
7 1847486667
8 2514565387
9 3699765755
10 4060724267
11 4520219947
12 6185512667
13 6480142667
14 8328046827
15 9951353867
16 10268992067
17 11720901387
18 14149448387
19 14913513067
20 21926400427
21 22367433387
22 24260249387

List of values

[773227, 13596427, 26567147, 140247467, 525558107, 1390082027, 1847486667, 2514565387, 3699765755, 4060724267, 4520219947, 6185512667, 6480142667, 8328046827, 9951353867, 10268992067, 11720901387, 14149448387, 14913513067, 21926400427, 22367433387, 24260249387]

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

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