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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.

A336213 a(n) = Sum_{k=0..n} k^k * binomial(n,k)^n, with a(0)=1.

Table of values

n a(n)
0 1
1 2
2 9
3 163
4 12609
5 3906251
6 4835455813
7 23882051929709
8 470073929716006913
9 36867039626275056203923
10 11562789460238169439667262501
11 14393917436542502296957220221339601
12 72060131612303615870363237649174605005057
13 1424448870088911493303605765206905153730451241313

List of values

[1, 2, 9, 163, 12609, 3906251, 4835455813, 23882051929709, 470073929716006913, 36867039626275056203923, 11562789460238169439667262501, 14393917436542502296957220221339601, 72060131612303615870363237649174605005057, 1424448870088911493303605765206905153730451241313]

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

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