%I #5 Apr 28 2021 00:14:32
%S 1,2,1,2,5,6,10,46,45,144,630,1282,3589,31208,54740,306488,2365846,
%T 8422342,41318120,642228152,1995977194,19736350274,269164334206,
%U 1690170177698,14635326322042,402751016861848,2213195936856480
%N Number of planar n X n X n binary triangular grids symmetric both under 120 degree rotation and reflection with no more than 2 ones in any 2 X 2 X 2 subtriangle.
%K nonn
%O 0,2
%A _R. H. Hardin_, Jan 03 2009
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