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A269826 Number of nX5 0..4 arrays with some element plus some horizontally, diagonally, antidiagonally or vertically adjacent neighbor totalling four exactly once. 1
1280, 462680, 90748696, 16644595392, 2840332868960, 467693538063508, 74936429415811576, 11771832152564634464, 1821445245786662249776, 278444152926792624952684, 42152783102393213438270928 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A269829.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=1

..1..2..4..4..0. .1..3..0..1..4. .0..3..2..2..1. .1..0..1..0..4

CROSSREFS

Cf. A269829.

Sequence in context: A237236 A090006 A170784 * A270055 A252116 A084803

Adjacent sequences:  A269823 A269824 A269825 * A269827 A269828 A269829

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 05 2016

STATUS

approved

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Last modified August 7 15:20 EDT 2020. Contains 336276 sequences. (Running on oeis4.)