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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.

A296589 a(n) = Product_{k=0..n} binomial(2*n, k).

Table of values

n a(n)
0 1
1 2
2 24
3 1800
4 878080
5 2857680000
6 63117561830400
7 9577928124440387712
8 10077943267571584204800000
9 74054886893191804566576837427200
10 3822038592032831128918160803430400000000
11 1391938996758770867922655936144556115037409280000

List of values

[1, 2, 24, 1800, 878080, 2857680000, 63117561830400, 9577928124440387712, 10077943267571584204800000, 74054886893191804566576837427200, 3822038592032831128918160803430400000000, 1391938996758770867922655936144556115037409280000]

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

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