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.

A212946 Number of 4Xn 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
2 175
3 331489
4 2509306671
5 52311221188001
6 2438624218076957695
7 221920456466342315024785
8 35805749325509532346413477679
9 9531951779328890331855321215698177

List of values

[1, 175, 331489, 2509306671, 52311221188001, 2438624218076957695, 221920456466342315024785, 35805749325509532346413477679, 9531951779328890331855321215698177]

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

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