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A166218 Number of 10X10X10 triangular nonnegative integer arrays, symmetric under 120 degree rotation, with all sums of an element and its neighbors <= n 1
1, 101, 3980, 104510, 1598732, 16474555, 140020892, 931368996, 5087344969, 25012399727, 106992734072, 406769105056, 1447700846889, 4710009299519, 14166568176196 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..14.

CROSSREFS

Sequence in context: A215119 A210169 A027900 * A167626 A017764 A217677

Adjacent sequences:  A166215 A166216 A166217 * A166219 A166220 A166221

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 09 2009

STATUS

approved

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Last modified February 21 19:50 EST 2018. Contains 299423 sequences. (Running on oeis4.)