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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.

A269094 Number of nX5 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three exactly once.

Table of values

n a(n)
1 432
2 103488
3 15024096
4 1856325000
5 211625837280
6 22984646281176
7 2416707037884480
8 248267055360211392
9 25062609875880382656
10 2495854741014485439624
11 245851383088389214772304

List of values

[432, 103488, 15024096, 1856325000, 211625837280, 22984646281176, 2416707037884480, 248267055360211392, 25062609875880382656, 2495854741014485439624, 245851383088389214772304]

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

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