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.

A226114 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 1045
2 1639605
3 7343133
4 7938133
5 25615893
6 282388773
7 296251293
8 346148733
9 895445173
10 1217200533
11 1584568533
12 2578055893
13 3604398933
14 4078150853
15 5181367893
16 5621460973
17 7591692693
18 8199401613
19 9393224533
20 9489314501
21 12671984033
22 12723857813
23 14057815893

List of values

[1045, 1639605, 7343133, 7938133, 25615893, 282388773, 296251293, 346148733, 895445173, 1217200533, 1584568533, 2578055893, 3604398933, 4078150853, 5181367893, 5621460973, 7591692693, 8199401613, 9393224533, 9489314501, 12671984033, 12723857813, 14057815893]

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

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