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.

A220371 a(n) = Product_{i=1..2*n} (4*i+2)*A060818(n).

Table of values

n a(n)
0 1
1 60
2 30240
3 17297280
4 70572902400
5 112634352230400
6 518118020259840000
7 1622745639453818880000
8 53122201253160214855680000
9 275173002491369912952422400000
10 3520013047869603926487387340800000
11 27244900990510734391012378017792000000

List of values

[1, 60, 30240, 17297280, 70572902400, 112634352230400, 518118020259840000, 1622745639453818880000, 53122201253160214855680000, 275173002491369912952422400000, 3520013047869603926487387340800000, 27244900990510734391012378017792000000]

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

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