OFFSET
1,1
COMMENTS
Indices of primes > 3 which are 3 or 5 mod 8. - Charles R Greathouse IV, May 30 2013
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
MATHEMATICA
Flatten[Position[Table[If[MemberQ[{3, 5}, Mod[n, 8]], 1, 0], {n, Prime[ Range[ 3, 200]]}], 1]]+2 (* Harvey P. Dale, May 26 2018 *)
PROG
(PARI) apply(n->primepi(n), select(n->n%8==3||n%8==5, primes(100))) \\ Charles R Greathouse IV, May 30 2013
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
Adjusted for offset. - Charles R Greathouse IV, May 30 2013
STATUS
approved