%I #3 Mar 31 2012 12:35:35

%S 1,2277,1973317,652489468,90909213960,6779925069586,317675182498031

%N Number of 14X14X14 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