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A153531
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Number of planar n X n X n binary triangular grids with no more than 6 ones in any 4 X 4 X 4 subtriangle.
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0
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1, 2, 8, 64, 848, 22118, 1088504, 99906335, 16924655106, 5358080457293, 3167558708716057, 3489738205098931415
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history;
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internal format)
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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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