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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.

A022919 Multinomial coefficients(TOP, BOTTOM), where TOP = n^2, BOTTOM = ( 1 3 5 ... 2n-1 ).

Table of values

n a(n)
0 1
1 1
2 4
3 504
4 5765760
5 11779303536000
6 7077067947620326656000
7 1858415281524390197256677213184000
8 296452547038365950028519606090501848174100480000
9 38078735219928394229608103398446248260205826730163060269056000000

List of values

[1, 1, 4, 504, 5765760, 11779303536000, 7077067947620326656000, 1858415281524390197256677213184000, 296452547038365950028519606090501848174100480000, 38078735219928394229608103398446248260205826730163060269056000000]

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

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