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A192724 Number of nXnXn triangular 0..1 arrays with each element equal to at least one neighbor, containing at least one 1 and with new values 0..1 introduced in row major order 1
0, 0, 9, 125, 3176, 158062, 15473372, 2981756708, 1131238674764, 844937235946974, 1242458005388315094, 3596882436029100961276, 20500197685375360012821575, 230026108495284153905216078860, 5081401276365121365697869509141767 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..17

EXAMPLE

All solutions for 3X3X3

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

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

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

CROSSREFS

Sequence in context: A320646 A241709 A085528 * A078422 A291897 A324201

Adjacent sequences:  A192721 A192722 A192723 * A192725 A192726 A192727

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 08 2011

STATUS

approved

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Last modified February 21 01:03 EST 2020. Contains 332086 sequences. (Running on oeis4.)