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A166205
Number of nXnXn triangular nonnegative integer arrays, symmetric under 120 degree rotation, with all sums of an element and its neighbors <= 10
1
1, 11, 4, 14, 274, 1310, 16010, 875990, 10795845, 510043341, 106992734072, 3763253632418
OFFSET
0,2
CROSSREFS
Sequence in context: A372761 A248175 A114267 * A141240 A298892 A038318
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 09 2009
STATUS
approved