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.

A198659 Number of nX5 0..7 arrays with values 0..7 introduced in row major order and each element equal to at least one horizontal or vertical neighbor.

Table of values

n a(n)
1 3
2 488
3 98467
4 40065880
5 22693251873
6 17510670291958

List of values

[3, 488, 98467, 40065880, 22693251873, 17510670291958]

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

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