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A167388 Prime numbers ending in the prime number 31. 2
31, 131, 331, 431, 631, 1031, 1231, 1531, 1831, 1931, 2131, 2531, 2731, 3331, 3631, 3931, 4231, 4831, 4931, 5231, 5431, 5531, 6131, 7331, 8231, 8431, 8731, 8831, 9431, 9631, 9931, 10331, 10531, 10631, 10831, 11131, 11731, 11831, 13331, 13831, 13931 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

Select[Prime[Range[6, 1700]], Take[IntegerDigits[#], -2] =={3, 1}&]  (* Harvey P. Dale, Mar 31 2011 *)

PROG

(PARI) forprime(p=2, 10^5, if(p%100==31, print1(p, ", "))); /* Joerg Arndt, Apr 01 2011 */

(MAGMA) [n: n in PrimesUpTo(14000) | n mod 100 eq 31]; - Vincenzo Librandi and Bruno Berselli, Apr 02 2011

CROSSREFS

Sequence in context: A141931 A044363 A044744 * A250462 A123236 A142561

Adjacent sequences:  A167385 A167386 A167387 * A167389 A167390 A167391

KEYWORD

nonn,base

AUTHOR

Mark A. Thomas, Nov 02 2009

STATUS

approved

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Last modified May 19 22:56 EDT 2019. Contains 323411 sequences. (Running on oeis4.)