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A113151 Primes p such that 19*p + 2 is also prime. 3
3, 5, 11, 23, 53, 59, 83, 89, 149, 191, 263, 269, 293, 353, 359, 389, 401, 419, 431, 443, 461, 479, 521, 599, 653, 683, 761, 809, 821, 881, 941, 971, 983, 1013, 1061, 1091, 1103, 1151, 1181, 1193, 1283, 1511, 1571, 1613, 1619, 1931, 1973, 2063 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
If p=263 then 19*p + 2 = 4999 (prime).
MATHEMATICA
Select[Prime[Range[500]], PrimeQ[19#+2]&] (* Harvey P. Dale, Dec 12 2012 *)
PROG
(Magma) [p: p in PrimesUpTo(3000)| IsPrime(19*p+2)] // Vincenzo Librandi, Jan 29 2011
CROSSREFS
Sequence in context: A018113 A113281 A037446 * A269964 A305412 A094810
KEYWORD
nonn
AUTHOR
Parthasarathy Nambi, Jan 04 2006
STATUS
approved

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Last modified June 22 10:49 EDT 2024. Contains 373570 sequences. (Running on oeis4.)