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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.

A359658 a(n) = Sum_{k=0..n} k^(k * (n-k) + 1).

Table of values

n a(n)
0 0
1 1
2 3
3 12
4 118
5 3345
6 337337
7 117813304
8 182877273548
9 1095343802746641
10 33833602932485958015
11 4588786457956655542361532
12 3347980595386754115503487966082
13 13023291362471615806961306534915589217

List of values

[0, 1, 3, 12, 118, 3345, 337337, 117813304, 182877273548, 1095343802746641, 33833602932485958015, 4588786457956655542361532, 3347980595386754115503487966082, 13023291362471615806961306534915589217]

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

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