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.
MATHEMATICA
Table[(Floor[n/2] + 1)^n, {n, 1, 20}]
PROG
(PARI) a(n) = (n\2 + 1)^n; \\ Michel Marcus, Oct 08 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Olivier Gérard, Sep 23 2016
STATUS
approved