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A153557 Number of planar n X n X n binary triangular grids with no more than 3 ones in any similarly oriented 4 X 4 X 4 subtriangle. 0

%I #6 Apr 28 2021 00:08:56

%S 1,2,8,42,176,1746,27983,630889,18492283,877780369,63669637114,

%T 6801320086494,1063331866929514,250365248652172910

%N Number of planar n X n X n binary triangular grids with no more than 3 ones in any similarly oriented 4 X 4 X 4 subtriangle.

%K nonn

%O 0,2

%A _R. H. Hardin_, Jan 01 2009

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Last modified May 1 01:46 EDT 2024. Contains 372143 sequences. (Running on oeis4.)