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A153562
Number of planar n X n X n binary triangular grids with no more than 8 ones in any similarly oriented 4 X 4 X 4 subtriangle.
0
1, 2, 8, 64, 1013, 31869, 1992534, 247558629, 61112555786, 29976738429513, 29217359282937611, 56584755763000220383, 217750594586406237874109, 1665025253965862500069864035, 25297866393357843671537945295440
OFFSET
0,2
CROSSREFS
Sequence in context: A153542 A153570 A153533 * A273256 A192414 A153543
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 01 2009
STATUS
approved