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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.

A206152 a(n) = Sum_{k=0..n} binomial(n,k)^(n+k).

Table of values

n a(n)
0 1
1 2
2 10
3 326
4 64066
5 111968752
6 1091576358244
7 106664423412770932
8 67305628532703785062402
9 329378455047908259704557301276
10 15577435010841058543979449475481629020
11 4149966977623235242137197627437116176363522092

List of values

[1, 2, 10, 326, 64066, 111968752, 1091576358244, 106664423412770932, 67305628532703785062402, 329378455047908259704557301276, 15577435010841058543979449475481629020, 4149966977623235242137197627437116176363522092]

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

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