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A269827 Number of nX6 0..4 arrays with some element plus some horizontally, diagonally, antidiagonally or vertically adjacent neighbor totalling four exactly once. 1
6400, 5145736, 2472983556, 1109236460528, 467693538063508, 190428267451649488, 75641344262475714972, 29473512707098125940768, 11320636579997479605633644, 4297304706560967747684698760 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A269829.

LINKS

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

EXAMPLE

Some solutions for n=1

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

CROSSREFS

Cf. A269829.

Sequence in context: A186064 A251454 A237954 * A270056 A031578 A252612

Adjacent sequences:  A269824 A269825 A269826 * A269828 A269829 A269830

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 05 2016

STATUS

approved

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Last modified July 2 16:14 EDT 2020. Contains 335404 sequences. (Running on oeis4.)