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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.

A350125 a(n) = Sum_{k=1..n} k^2 * floor(n/k)^n.

Table of values

n a(n)
1 1
2 8
3 40
4 345
5 3303
6 50225
7 833569
8 17045934
9 388654659
10 10039636255
11 285508661853
12 8924967326015
13 302927979357701
14 11114722212099135
15 437913155876193839
16 18447871416712820782
17 827249276230172525622
18 39347009369000530723017

List of values

[1, 8, 40, 345, 3303, 50225, 833569, 17045934, 388654659, 10039636255, 285508661853, 8924967326015, 302927979357701, 11114722212099135, 437913155876193839, 18447871416712820782, 827249276230172525622, 39347009369000530723017]

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

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