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A126330
Primes of the form 4p+3 where p is a prime.
2
11, 23, 31, 47, 71, 79, 127, 151, 167, 191, 239, 271, 359, 431, 439, 599, 607, 631, 719, 727, 911, 919, 967, 1031, 1087, 1231, 1327, 1399, 1439, 1471, 1559, 1607, 1759, 1831, 1847, 1871, 1951, 1999, 2039, 2087, 2287, 2311, 2351, 2399, 2591, 2647, 2711, 2767
OFFSET
1,1
LINKS
MAPLE
select(p -> isprime(p) and isprime((p-3)/4), [seq(p, p=7..10000, 4)]); # Robert Israel, Aug 08 2019
MATHEMATICA
Select[3 + 4Prime@Range[130], PrimeQ] (* Ray Chandler, Jun 29 2008 *)
CROSSREFS
For the primes p see A023213.
Sequence in context: A059642 A090920 A344175 * A090506 A250215 A208326
KEYWORD
nonn
AUTHOR
J. M. Bergot, Mar 09 2007
EXTENSIONS
Checked and extended by N. J. A. Sloane, Mar 10 2007
STATUS
approved