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.

A218429 Numbers k for which sigma(k)/k - 7/8 is an integer.

Table of values

n a(n)
1 8
2 760320
3 1468800
4 4612608
5 1414886400
6 4935598080
7 83655936000
8 172888934400
9 173172916224000
10 225464073246720
11 575926998958080
12 650264059920384
13 73439222840111923200
14 88160928190086850560
15 450645911113324953600
16 600860926790121553920

List of values

[8, 760320, 1468800, 4612608, 1414886400, 4935598080, 83655936000, 172888934400, 173172916224000, 225464073246720, 575926998958080, 650264059920384, 73439222840111923200, 88160928190086850560, 450645911113324953600, 600860926790121553920]

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

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