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A214594 Number of nXnXn triangular 0..7 arrays with every horizontal row having the same average value 1
8, 32, 986, 250042, 493575042, 7427553264322, 841074553776240002, 708809429969357784359042, 4431510042384136382251663178882, 205943724467315535144140586838561052162 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A214595

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..48

EXAMPLE

Some solutions for n=4

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

....6.2......6.2......6.2......0.4......2.2......2.6......6.2......2.4

...7.3.2....0.7.5....5.2.5....0.4.2....3.3.0....5.6.1....2.5.5....2.6.1

..4.5.4.3..1.3.5.7..7.2.1.6..3.4.1.0..0.0.2.6..5.3.3.5..7.1.4.4..3.5.0.4

CROSSREFS

Sequence in context: A288454 A139286 A139306 * A288457 A166995 A079271

Adjacent sequences:  A214591 A214592 A214593 * A214595 A214596 A214597

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 22 2012

STATUS

approved

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Last modified September 24 11:46 EDT 2021. Contains 347642 sequences. (Running on oeis4.)