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A166221 Number of 13X13X13 triangular nonnegative integer arrays, symmetric under 120 degree rotation, with all sums of an element and its neighbors <= n 1

%I

%S 1,1195,433447,81325310,6511049130,283350411160,8966527587527,

%T 191827791698093

%N Number of 13X13X13 triangular nonnegative integer arrays, symmetric under 120 degree rotation, with all sums of an element and its neighbors <= n

%K nonn

%O 0,2

%A _R. H. Hardin_ Oct 09 2009

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Last modified September 30 02:04 EDT 2022. Contains 357095 sequences. (Running on oeis4.)