The On-Line Encyclopedia of Integer Sequences (OEIS)

A167442 revision #7

A167442

Prime numbers ending in the prime number 11.

11, 211, 311, 811, 911, 1511, 1811, 2011, 2111, 2311, 2411, 2711, 3011, 3511, 3911, 4111, 4211, 5011, 5711, 6011, 6211, 6311, 6911, 7211, 7411, 8011, 8111, 8311, 9011, 9311, 9511, 9811, 10111, 10211, 10711, 11311, 11411, 12011, 12211, 12511, 12611

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OFFSET

1,1

COMMENTS

Also primes of the form 100*n+11. - Vincenzo Librandi, Jul 07 2014

LINKS

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

MATHEMATICA

Select[Prime[Range[5, 6000]], Take[IntegerDigits[#], -2]=={1, 1} &] (* Vincenzo Librandi, Jul 07 2014 *)

PROG

(MAGMA) [n: n in PrimesUpTo(15000) | n mod 100 eq 11]; // Vincenzo Librandi, Jul 07 2014

(PARI) select(x->(x % 100)==11, primes(2000)) \\ Michel Marcus, Jul 07 2014

CROSSREFS

Cf. similar sequences listed in A244763.

Sequence in context: A196944 A112386 A160693 * A249974 A124991 A176009

Adjacent sequences: A167439 A167440 A167441 * A167443 A167444 A167445

KEYWORD

base,nonn

AUTHOR

Mark A. Thomas, Nov 03 2009

STATUS

editing