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A153529
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Number of planar n X n X n binary triangular grids with no more than 4 ones in any 4 X 4 X 4 subtriangle.
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0
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1, 2, 8, 57, 386, 5731, 147855, 6014889, 363445587, 37142795822, 6258607048833, 1695497689501538
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OFFSET
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0,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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