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.

A370378 Number of compositions of n where there are (2*k)! sorts of part k.

Table of values

n a(n)
0 1
1 2
2 28
3 824
4 44080
5 3837536
6 496714432
7 89388391808
8 21308786907904
9 6492490191541760
10 2459980247094946816
11 1134165248844198336512
12 625104522913814858149888
13 405845822590303335956701184
14 306541019968859037778756157440

List of values

[1, 2, 28, 824, 44080, 3837536, 496714432, 89388391808, 21308786907904, 6492490191541760, 2459980247094946816, 1134165248844198336512, 625104522913814858149888, 405845822590303335956701184, 306541019968859037778756157440]

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

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