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.

A232952 Number of nX5 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, diagonally or antidiagonally, and top left element zero.

Table of values

n a(n)
1 81
2 4629
3 283131
4 17429409
5 1074244299
6 66226131273
7 4082986991091
8 251727862281441
9 15519780149309307
10 956841601733733945
11 58992197961597648195
12 3637048689898637056977
13 224235130894279830031179

List of values

[81, 4629, 283131, 17429409, 1074244299, 66226131273, 4082986991091, 251727862281441, 15519780149309307, 956841601733733945, 58992197961597648195, 3637048689898637056977, 224235130894279830031179]

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

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