cp's OEIS Frontend

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.

A323702 a(n) = Product_{k=0..n} (k! + (n-k)!).

Table of values

n a(n)
0 2
1 4
2 18
3 441
4 122500
5 585640000
6 61740367761072
7 176956326932345427600
8 16411667387809544192807523072
9 59483286633748316026134239331720597504
10 9536532654533775992805729638288082189179486453760
11 81298938207133741609860679855100783339855352530145447380582400

List of values

[2, 4, 18, 441, 122500, 585640000, 61740367761072, 176956326932345427600, 16411667387809544192807523072, 59483286633748316026134239331720597504, 9536532654533775992805729638288082189179486453760, 81298938207133741609860679855100783339855352530145447380582400]

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

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