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A027680
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Number of independent subsets of 5^n cube (P_5 X ... X P_5).
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0
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OFFSET
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0,1
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LINKS
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EXAMPLE
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For n=0, the two sets are the empty set and a set containing a single isolated vertex. - Sean A. Irvine, Nov 20 2019
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CROSSREFS
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KEYWORD
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nonn,hard,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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