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 A276979 a(n) = (floor(n/2)+1)^n. 2
 1, 4, 8, 81, 243, 4096, 16384, 390625, 1953125, 60466176, 362797056, 13841287201, 96889010407, 4398046511104, 35184372088832, 1853020188851841, 16677181699666569, 1000000000000000000, 10000000000000000000, 672749994932560009201 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Functions from [n] to [n] with f(i) even or f(i) = 1 for all i. Functions from [n] to [n] with f(i) odd or f(i) = n for all i. LINKS Table of n, a(n) for n=1..20. MATHEMATICA Table[(Floor[n/2] + 1)^n, {n, 1, 20}] PROG (PARI) a(n) = (n\2 + 1)^n; \\ Michel Marcus, Oct 08 2016 CROSSREFS Cf. A206344, A276978. Sequence in context: A288956 A353032 A236284 * A221256 A068208 A090254 Adjacent sequences: A276976 A276977 A276978 * A276980 A276981 A276982 KEYWORD nonn,easy AUTHOR Olivier Gérard, Sep 23 2016 STATUS approved

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Last modified September 19 12:50 EDT 2024. Contains 376012 sequences. (Running on oeis4.)