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A232571 Number of (n+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, vertically or antidiagonally 0
16, 1064, 767942, 4107586864, 164594058779448, 50532651470537361772, 116497839389906889442230276 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A232579

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Sequence in context: A029701 A281984 A266066 * A203096 A210822 A265622

Adjacent sequences:  A232568 A232569 A232570 * A232572 A232573 A232574

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 26 2013

STATUS

approved

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Last modified January 23 00:56 EST 2019. Contains 319365 sequences. (Running on oeis4.)