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A024704
Positions of even numbers in A024702.
3
4, 7, 9, 11, 13, 15, 20, 21, 22, 24, 25, 27, 30, 31, 33, 36, 39, 43, 44, 46, 48, 51, 52, 53, 55, 56, 58, 60, 64, 65, 68, 71, 72, 73, 76, 79, 80, 83, 84, 85, 87, 88, 90, 92, 93, 96, 98, 104, 106, 108, 109, 110, 111, 113, 115, 116, 118, 122, 128, 129, 132, 133, 135, 136, 140, 143, 146
OFFSET
1,1
COMMENTS
Indices of primes which are 1 or 7 mod 8. - Charles R Greathouse IV, May 30 2013
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
PROG
(PARI) apply(n->primepi(n), select(n->n%8==1||n%8==7, primes(100))) \\ Charles R Greathouse IV, May 30 2013
CROSSREFS
Sequence in context: A267873 A310943 A310944 * A131827 A035245 A243191
KEYWORD
nonn,easy
EXTENSIONS
Adjusted for offset. - Charles R Greathouse IV, May 30 2013
STATUS
approved