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A142818 Primes congruent to 20 mod 61. 1
569, 691, 1301, 1423, 1667, 1789, 2399, 2521, 2887, 3253, 3863, 4229, 5449, 5693, 6547, 6791, 7523, 8011, 8377, 9109, 9719, 10939, 11549, 12037, 12281, 12647, 14843, 15331, 16063, 16673, 18503, 18869, 20089, 20333, 21187, 22651, 23017, 23627, 23993, 24359 (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[3000]], MemberQ[{20}, Mod[#, 61]] &] (* Vincenzo Librandi, Sep 05 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(25000) | p mod 61 eq 20]; // Vincenzo Librandi, Sep 05 2012

CROSSREFS

Cf. A000040.

Sequence in context: A223164 A214140 A192822 * A103818 A240715 A263708

Adjacent sequences:  A142815 A142816 A142817 * A142819 A142820 A142821

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified December 4 11:13 EST 2016. Contains 278750 sequences.