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A214356 Number of 6X6X6 triangular 0..n arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors 1
16814, 3778867, 205613460, 5193620491, 79817831414, 861351043995, 7118347901224, 47699363705707, 269726763260946, 1325185747304093, 5782740500683900, 22798874223531873, 82318717666693690, 275194896097342957 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A214352

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..19

EXAMPLE

Some solutions for n=1

.......0............0............1............0............1............0

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

.....0.0.1........0.0.0........1.0.0........1.0.0........0.1.0........1.0.0

....1.0.1.1......1.0.0.1......1.0.0.0......0.1.0.0......0.1.0.0......1.1.0.0

...0.1.0.1.0....1.0.0.1.1....0.1.0.0.0....1.0.1.0.1....0.1.1.0.1....0.1.1.0.0

..0.1.0.0.1.0..1.1.0.0.1.0..1.0.1.0.0.1..1.0.0.1.0.1..0.0.1.1.0.1..0.1.1.0.1.0

CROSSREFS

Sequence in context: A017609 A096550 A184466 * A237806 A061364 A203891

Adjacent sequences:  A214353 A214354 A214355 * A214357 A214358 A214359

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 13 2012

STATUS

approved

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Last modified September 28 13:24 EDT 2020. Contains 337393 sequences. (Running on oeis4.)