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.

A212947 Number of 5Xn 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
2 781
3 10669771
4 801439905901
5 212180664326328751
6 153322267564381742818531
7 255478496068295791189905082231
8 870723772630086411238479367066774381
9 5548968833443344688974970978997318268321031

List of values

[1, 781, 10669771, 801439905901, 212180664326328751, 153322267564381742818531, 255478496068295791189905082231, 870723772630086411238479367066774381, 5548968833443344688974970978997318268321031]

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

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