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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.

A349116 a(n) = Sum_{m=1..n} (Sum_{k=1..m} (Sum_{j=1..k} j^n)).

Table of values

n a(n)
1 1
2 7
3 57
4 605
5 7990
6 126378
7 2331462
8 49183590
9 1168343775
10 30871159429
11 898302280271
12 28547663567787
13 983905660878140
14 36556999252315556
15 1456715662183096092
16 61973464872507939132
17 2803744852868605501965
18 134413716665674685292183
19 6807005707226954237422477

List of values

[1, 7, 57, 605, 7990, 126378, 2331462, 49183590, 1168343775, 30871159429, 898302280271, 28547663567787, 983905660878140, 36556999252315556, 1456715662183096092, 61973464872507939132, 2803744852868605501965, 134413716665674685292183, 6807005707226954237422477]

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

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