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A078917 Primes of the form prime(k) + 2*k. 2
7, 11, 31, 41, 53, 61, 67, 71, 97, 137, 157, 163, 167, 173, 223, 239, 277, 281, 347, 359, 367, 383, 401, 433, 439, 443, 449, 503, 521, 569, 601, 643, 673, 761, 769, 809, 821, 829, 877, 883, 941, 953, 1031, 1063, 1093, 1109, 1153, 1163, 1217, 1223, 1277, 1307 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..10000

MATHEMATICA

Select[Table[Prime[n]+2n, {n, 68000}], PrimeQ] (* Vincenzo Librandi, Dec 09 2011 *)

PROG

(MAGMA) [a: n in [1..200] | IsPrime(a) where a is NthPrime(n)+2*n ]; // Vincenzo Librandi, Dec 09 2011

CROSSREFS

Cf. A078916, A061068, A000040.

Sequence in context: A083363 A027707 A046861 * A291349 A293046 A213176

Adjacent sequences:  A078914 A078915 A078916 * A078918 A078919 A078920

KEYWORD

nonn,easy

AUTHOR

Reinhard Zumkeller, Dec 13 2002

STATUS

approved

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Last modified October 25 23:17 EDT 2020. Contains 338026 sequences. (Running on oeis4.)