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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.

A308753 a(n) = Sum_{d|n} d^(2*(d-1)).

Table of values

n a(n)
1 1
2 5
3 82
4 4101
5 390626
6 60466262
7 13841287202
8 4398046515205
9 1853020188851923
10 1000000000000390630
11 672749994932560009202
12 552061438912436478063702
13 542800770374370512771595362
14 629983141281877223617054459942

List of values

[1, 5, 82, 4101, 390626, 60466262, 13841287202, 4398046515205, 1853020188851923, 1000000000000390630, 672749994932560009202, 552061438912436478063702, 542800770374370512771595362, 629983141281877223617054459942]

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

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