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%I #3 Mar 31 2012 12:35:35
%S 1,276,23591,916190,20417349,302330869,3274136129,27693285837,
%T 191732812341,1124902818525,5742065903306,26028635948515,
%U 106493297313816
%N Number of 6X6X6 triangular nonnegative integer arrays with all sums of an element and its neighbors <= n
%K nonn
%O 0,2
%A _R. H. Hardin_ Oct 09 2009