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A154064 Number of planar triangular n X n X n nonnegative integer grids with every similarly oriented 4 X 4 X 4 subtriangle summing to 7. 0
11440, 126244, 617209, 1592776, 2882457, 5488397, 3815529, 2217346, 1107328, 574328, 312405, 273454, 263508, 309750 (list; graph; refs; listen; history; text; internal format)
OFFSET

4,1

LINKS

Table of n, a(n) for n=4..17.

CROSSREFS

Sequence in context: A115753 A257172 A269217 * A140922 A216363 A204569

Adjacent sequences: A154061 A154062 A154063 * A154065 A154066 A154067

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 04 2009

STATUS

approved

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Last modified March 25 09:47 EDT 2023. Contains 361520 sequences. (Running on oeis4.)