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A006854
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Nonantipodal balanced colorings of n-cube.
(Formerly M3136)
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0
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OFFSET
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1,3
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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FORMULA
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For n > 1, a(n) = Sum_{k=0..2^(n-2)} A(n,2*k) where A(n,2*k) = N(n,2*k) - Sum_{i=0..k-1} binomial(2^(n-1)-2*i, k-i) * A(n,2*i) with N(n,2*k) as defined in A006853 [From Palmer et al.]. - Sean A. Irvine, Aug 16 2017
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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