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A132233 Primes congruent to 13 (mod 30). 10
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 December 5 18:48 EST 2021. Contains 349557 sequences. (Running on oeis4.)