OFFSET
1,1
COMMENTS
These Fibonacci numbers F(p) have no prime factor congruent to 5 or 7 (mod 8) to an odd power.
LINKS
PROG
(PARI) forprime(i=2, 500, a=factorint(fibonacci(i))~; has=0; for(j=1, #a, if(a[1, j]%8>4&&a[2, j]%2==1, has=1; break)); if(has==0, print(i", ")))
CROSSREFS
KEYWORD
nonn
AUTHOR
V. Raman, Aug 23 2012
EXTENSIONS
12 more terms from V. Raman, Aug 28 2012
STATUS
approved