OFFSET
1,1
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..1000
EXAMPLE
gcd(89-1,11-1) = 2, gcd(89-2,11-2) = 3, gcd(89-3,11-3) = 2, gcd(89-4,11-4) = 1, so a(11) = 4.
MATHEMATICA
Table[m = 1; While[GCD[Fibonacci[n] - m, n - m] != 1, m++]; m, {n, 1, 140}]
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jul 27 2012
STATUS
approved