login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 56th year, we are closing in on 350,000 sequences, and we’ve crossed 9,700 citations (which often say “discovered thanks to the OEIS”).

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A142817 Primes congruent to 19 mod 61. 2
19, 263, 751, 1117, 1361, 1483, 2459, 3191, 3313, 3557, 3923, 4289, 5021, 5387, 6607, 7583, 7949, 8681, 8803, 9413, 9901, 10267, 11243, 11731, 12097, 12829, 14293, 14537, 15269, 15391, 16001, 17099, 19051, 19417, 19661, 20149, 20393, 20759, 21247, 21491 (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[2700]], MemberQ[{19}, Mod[#, 61]] &] (* Vincenzo Librandi, Sep 05 2012 *)

Select[Range[19, 22000, 61], PrimeQ] (* Bruno Berselli, Sep 05 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(22000) | p mod 61 eq 19]; // Vincenzo Librandi, Sep 05 2012

CROSSREFS

Cf. A000040.

Sequence in context: A014923 A081036 A244652 * A294828 A016257 A021104

Adjacent sequences:  A142814 A142815 A142816 * A142818 A142819 A142820

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 2 11:24 EST 2021. Contains 349440 sequences. (Running on oeis4.)