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A166222 Number of 14X14X14 triangular nonnegative integer arrays, symmetric under 120 degree rotation, with all sums of an element and its neighbors <= n 1
1, 2277, 1973317, 652489468, 90909213960, 6779925069586, 317675182498031 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..6.

CROSSREFS

Sequence in context: A260206 A195222 A205165 * A203725 A247401 A264256

Adjacent sequences:  A166219 A166220 A166221 * A166223 A166224 A166225

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 09 2009

STATUS

approved

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Last modified June 18 20:45 EDT 2021. Contains 345121 sequences. (Running on oeis4.)