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A196428 Number of nX6 0..4 arrays with each element equal to the number its horizontal and vertical neighbors less than itself 1
55, 33923, 7435275, 3308601959, 1248257908304, 474961518391793, 183732499361910707, 70706720669032680165, 27203319554166783727185, 10469148902804156123215324, 4029715335371515977755198342 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A196430

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..20

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A201008 A172722 A221000 * A231907 A027580 A265980

Adjacent sequences:  A196425 A196426 A196427 * A196429 A196430 A196431

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 02 2011

STATUS

approved

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Last modified September 26 14:45 EDT 2021. Contains 347668 sequences. (Running on oeis4.)