

A160593


Indices of primes congruent to 11 modulo 12.


1



5, 9, 15, 17, 20, 23, 28, 32, 39, 41, 43, 49, 52, 54, 56, 64, 69, 72, 76, 81, 83, 86, 91, 92, 94, 96, 103, 107, 109, 118, 120, 124, 128, 132, 144, 146, 150, 154, 156, 161, 164, 166, 171, 173, 182, 185, 190, 192, 195, 200, 205, 208, 214, 215, 219, 225, 228, 230, 236
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OFFSET

1,1


LINKS

Table of n, a(n) for n=1..59.


FORMULA

a(n) = A000720(A068231(n))


EXAMPLE

a(1)=5 since the 5th prime, A000040(5)=11, is the first one to be equal to 11 (mod 12).
a(2)=9 since the 9th prime, A000040(9)=23, is the second one to be equal to 11 (mod 12).


PROG

(PARI) for( n=1, 999, prime(n)%12==11 & print1(n", "))


CROSSREFS

A116610 lists the even terms of this sequence, divided by 2.
Sequence in context: A314994 A106503 A267648 * A246156 A314995 A314996
Adjacent sequences: A160590 A160591 A160592 * A160594 A160595 A160596


KEYWORD

nonn


AUTHOR

M. F. Hasler, May 22 2009


STATUS

approved



