OFFSET
1,1
COMMENTS
0 is inserted if no such k exists.
EXAMPLE
n=1 divides F(0)+2=2. n=2 divides F(0)+2=2. n=3 divides F(1)+2=3. n=4 divides F(3)+2=4.
PROG
(PARI) a(n) = {k = 2; while (((fibonacci(k-1)+2) % n), k++; if (k > 6*n+2 , return(0)); ); return (k); } \\ Michel Marcus, May 30 2013
CROSSREFS
KEYWORD
nonn
AUTHOR
Art DuPre, Aug 03 2012
STATUS
approved