OFFSET
0,1
LINKS
FORMULA
a(n) = -1/2*(-1)^n + 15/2. - Paolo P. Lava, Oct 27 2006
G.f. (-7-8*x) / ( (x-1)*(1+x) ). - R. J. Mathar, Nov 21 2011
MATHEMATICA
PadRight[{}, 120, {7, 8}] (* Harvey P. Dale, Dec 15 2012 *)
PROG
(PARI) a(n)=7+n%2 \\ Charles R Greathouse IV, Dec 21 2011
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved