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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.

A141645 Numbers n such that sigma(n)/n = 9/2.

Table of values

n a(n)
1 8910720
2 17428320
3 8583644160
4 57629644800
5 206166804480
6 1416963251404800
7 15338300494970880
8 6275163455171297280
9 200286975596707184640
10 215594611071909888000
11 5997579964837140234240
12 39887491844324122951680

List of values

[8910720, 17428320, 8583644160, 57629644800, 206166804480, 1416963251404800, 15338300494970880, 6275163455171297280, 200286975596707184640, 215594611071909888000, 5997579964837140234240, 39887491844324122951680]

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

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