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.

A198527 Number of nX7 0..4 arrays with values 0..4 introduced in row major order and each element equal to no more than two horizontal and vertical neighbors.

Table of values

n a(n)
1 855
2 47436498
3 3201911378187
4 217885196778717007
5 14827770532074166305565
6 1009078065869144136137180812

List of values

[855, 47436498, 3201911378187, 217885196778717007, 14827770532074166305565, 1009078065869144136137180812]

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

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