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A132233 Primes congruent to 13 (mod 30). 9
13, 43, 73, 103, 163, 193, 223, 283, 313, 373, 433, 463, 523, 613, 643, 673, 733, 823, 853, 883, 1033, 1063, 1093, 1123, 1153, 1213, 1303, 1423, 1453, 1483, 1543, 1663, 1693, 1723, 1753, 1783, 1873, 1933, 1993, 2053, 2083, 2113, 2143, 2203, 2293, 2383 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Primes ending in 3 with (SOD-1)/3 integer where SOD is sum of digits. - Ki Punches

Subsequence of primes of A082369. - Michel Marcus, Jan 23 2016

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

C. K. Caldwell, The Prime Pages.

Omar E. Pol, Determinacion geometrica de los numeros primos y perfectos.

FORMULA

a(n) = A158746(n)*30 + 13. - Ray Chandler, Apr 07 2009

Intersection of A030431 and A002476. - Ray Chandler, Apr 07 2009

MAPLE

select(isprime, [seq(30*i+13, i=0..1000)]); # Robert Israel, Jan 24 2016

MATHEMATICA

Select[Prime[Range[1000]], MemberQ[{13}, Mod[#, 30]]&] (* Vincenzo Librandi, Aug 14 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(3000) | p mod 30 eq 13 ]; // Vincenzo Librandi, Aug 14 2012

(PARI) lista(nn) = forprime(p=2, nn, if(p % 30 == 13, print1(p, ", "))); \\ Altug Alkan, Jan 23 2016

CROSSREFS

Cf. A000040, A039949, A082369, A132230-A132236.

Sequence in context: A138686 A264900 A082369 * A282322 A031382 A187677

Adjacent sequences:  A132230 A132231 A132232 * A132234 A132235 A132236

KEYWORD

nonn,easy

AUTHOR

Omar E. Pol, Aug 15 2007

EXTENSIONS

Extended by Ray Chandler, Apr 07 2009

STATUS

approved

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Last modified August 25 13:50 EDT 2019. Contains 326324 sequences. (Running on oeis4.)