

A269705


Numbers n such that prime(n) == 1 (mod 9).


1



8, 12, 21, 29, 31, 38, 42, 46, 58, 63, 75, 78, 84, 93, 99, 100, 106, 112, 115, 131, 134, 141, 145, 153, 157, 159, 167, 169, 179, 187, 191, 193, 207, 211, 224, 232, 242, 244, 247, 257, 260, 264, 272, 276, 279, 287, 303, 306, 310, 316, 324, 326, 327, 335, 337
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OFFSET

1,1


COMMENTS

Associated primes are in A061237.


LINKS

Table of n, a(n) for n=1..55.


EXAMPLE

a(1) = 8 because prime(8) = 19 and 19 == 1 (mod 9).


MATHEMATICA

Select[Range[400], Mod[Prime[#], 9] == 1 &]


PROG

(MAGMA) [n: n in [1..500]  NthPrime(n) mod 9 eq 1];
(PARI) lista(nn) = for(n=1, nn, if(Mod(prime(n), 9)==1, print1(n, ", "))); \\ Altug Alkan, Mar 04 2016


CROSSREFS

Cf. A061237.
Cf. similar sequences listed in A269703.
Sequence in context: A072843 A300065 A072902 * A189322 A105571 A141616
Adjacent sequences: A269702 A269703 A269704 * A269706 A269707 A269708


KEYWORD

nonn


AUTHOR

Vincenzo Librandi, Mar 04 2016


STATUS

approved



