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A196543 Number of nX7 0..4 arrays with each element equal to the number its horizontal and vertical neighbors less than or equal to itself 0
77, 116911, 18047775, 19551716726, 15090629432544, 12880710896209551, 11727457709816827017 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A196544

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for n=4

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

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

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

..0..2..0..1..2..0..1....1..2..1..0..2..2..0....1..2..1..0..2..0..2

CROSSREFS

Sequence in context: A271243 A271244 A271245 * A201983 A278370 A278654

Adjacent sequences:  A196540 A196541 A196542 * A196544 A196545 A196546

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 03 2011

STATUS

approved

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Last modified June 15 22:06 EDT 2021. Contains 345053 sequences. (Running on oeis4.)