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.

A222875 Number of nX5 0..3 arrays with no more than floor(nX5/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..3 order.

Table of values

n a(n)
1 34
2 26311
3 19707855
4 20978414941
5 16473931317022
6 17791003053622809
7 14337592109053271558
8 15577784123509878927189
9 12749920491741166976464865
10 13889030706696776488786035425
11 11487953403507942395037197786965

List of values

[34, 26311, 19707855, 20978414941, 16473931317022, 17791003053622809, 14337592109053271558, 15577784123509878927189, 12749920491741166976464865, 13889030706696776488786035425, 11487953403507942395037197786965]

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

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