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A192887 Number of nXnXn triangular 0..1 arrays with each element equal to at least two neighbors, containing at least one 1 and with new values 0..1 introduced in row major order 0
0, 0, 0, 6, 47, 698, 17979, 799893, 63066783, 8698226987, 2104632006997, 892430799525617, 663245471214514115, 863873891464881656063 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..14.

EXAMPLE

All solutions for 4X4X4

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

....0.0......0.0......0.0......0.0......0.0......0.0

...0.1.1....1.1.1....1.0.0....0.0.1....1.1.0....1.0.1

..0.0.1.1..1.1.1.1..1.1.0.0..0.0.1.1..1.1.0.0..1.1.1.1

CROSSREFS

Sequence in context: A104256 A289211 A307567 * A321190 A320403 A323138

Adjacent sequences:  A192884 A192885 A192886 * A192888 A192889 A192890

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 11 2011

STATUS

approved

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Last modified August 22 00:43 EDT 2019. Contains 326169 sequences. (Running on oeis4.)