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.

A366447 Number of commutative discrete aggregation functions defined on the finite chain L_n={0,1,...,n-1,n}.

Table of values

n a(n)
1 2
2 20
3 436
4 20328
5 2031458
6 437195902
7 203480382352
8 205483944581920
9 451366246767611480
10 2160705231357646411125
11 22573295655756312398175000
12 515221804925867786482305225000
13 25712664286501013077919242976580000
14 2807516217865237733692455994521326628000

List of values

[2, 20, 436, 20328, 2031458, 437195902, 203480382352, 205483944581920, 451366246767611480, 2160705231357646411125, 22573295655756312398175000, 515221804925867786482305225000, 25712664286501013077919242976580000, 2807516217865237733692455994521326628000]

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

Content is available under The OEIS End-User License Agreement.