OFFSET
1,2
COMMENTS
These Fibonacci numbers F(k) have no prime factor congruent to 2 (mod 3) to an odd power.
LINKS
PROG
(PARI) for(i=2, 500, a=factorint(fibonacci(i))~; has=0; for(j=1, #a, if(a[1, j]%3==2&&a[2, j]%2==1, has=1; break)); if(has==0&&i%2==1, print(i", ")))
CROSSREFS
KEYWORD
nonn
AUTHOR
V. Raman, Aug 23 2012
EXTENSIONS
18 more terms from V. Raman, Aug 28 2012
STATUS
approved