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A192601 Number of nXnXn triangular 0..2 arrays with each element equal to at least one neighbor and new values 0..2 introduced in row major order 0
0, 1, 12, 447, 47412, 13756977, 10906862650, 23635238362194, 140000241129382544 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

All solutions for 3X3X3

....0......0......0......0......0......0

...0.0....1.0....0.0....0.1....1.0....1.0

..0.1.1..1.2.2..1.1.0..0.0.1..1.0.0..1.1.1

...

....0......0......0......0......0......0

...0.1....0.0....0.1....0.0....0.1....1.0

..2.2.1..0.0.0..0.1.1..1.1.1..1.1.1..1.1.0

CROSSREFS

Sequence in context: A195616 A126603 A291996 * A092704 A322556 A295413

Adjacent sequences:  A192598 A192599 A192600 * A192602 A192603 A192604

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 04 2011

STATUS

approved

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Last modified November 18 17:33 EST 2019. Contains 329287 sequences. (Running on oeis4.)