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A153546
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Number of planar n X n X n binary triangular grids with no more than 12 ones in any 5 X 5 X 5 subtriangle.
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0
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1, 2, 8, 64, 1024, 32647, 2077283, 263764474, 66791728160, 33709469463080, 33913901896235535, 68015432587509271039
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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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