OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..65
MATHEMATICA
Select[Range[200], !Divisible[EulerPhi[Fibonacci[#]], #] &] (* Amiram Eldar, Jun 26 2022 *)
PROG
(PARI) isok(n) = eulerphi(fibonacci(n)) % n; \\ Michel Marcus, Nov 29 2013
CROSSREFS
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Oct 09 2002
EXTENSIONS
More terms from Michel Marcus, Nov 29 2013
a(43)-a(59) from Amiram Eldar, Jun 26 2022
STATUS
approved