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.

A212945 Number of 3Xn 0..n-1 arrays with no column j greater than or equal to than column j-1 in all rows.

Table of values

n a(n)
1 1
2 37
3 9019
4 6470341
5 10058484751
6 28744943858947
7 135992452878101359
8 989783189762563737541
9 10495013926448689085587447
10 155433527883236057504375249287
11 3109085470816411449764436167502547

List of values

[1, 37, 9019, 6470341, 10058484751, 28744943858947, 135992452878101359, 989783189762563737541, 10495013926448689085587447, 155433527883236057504375249287, 3109085470816411449764436167502547]

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

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