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A214904 Number of nXnXn triangular 0..6 arrays with every horizontal row nondecreasing and having the same average value 1
7, 16, 88, 1184, 31412, 1563440, 130431428, 17983769774, 3834925737542, 1241935634661854, 580437179573006186, 386026538656132081970, 351778685344619628965378, 434522760040678152959511554 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A214906

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..90

EXAMPLE

Some solutions for n=4

.....5........4........2........3........2........4........3........4

....4.6......3.5......2.2......0.6......0.4......3.5......2.4......4.4

...5.5.5....0.6.6....0.2.4....0.4.5....2.2.2....3.3.6....2.3.4....3.4.5

..4.5.5.6..2.4.5.5..1.1.3.3..0.3.4.5..1.1.2.4..0.4.6.6..1.1.5.5..2.4.4.6

CROSSREFS

Sequence in context: A318481 A215180 A192376 * A029498 A181777 A129422

Adjacent sequences:  A214901 A214902 A214903 * A214905 A214906 A214907

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 29 2012

STATUS

approved

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Last modified June 16 14:56 EDT 2019. Contains 324152 sequences. (Running on oeis4.)