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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.

A013972 a(n) = sigma_24(n), the sum of the 24th powers of the divisors of n.

Table of values

n a(n)
1 1
2 16777217
3 282429536482
4 281474993487873
5 59604644775390626
6 4738381620767930594
7 191581231380566414402
8 4722366764344638701569
9 79766443077154939399843
10 1000000059604644792167842
11 9849732675807611094711842
12 79496851942053939878082786
13 542800770374370512771595362

List of values

[1, 16777217, 282429536482, 281474993487873, 59604644775390626, 4738381620767930594, 191581231380566414402, 4722366764344638701569, 79766443077154939399843, 1000000059604644792167842, 9849732675807611094711842, 79496851942053939878082786, 542800770374370512771595362]

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

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