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A106020 Primes p such that 28*p +- 3 are primes. 0
2, 7, 23, 37, 53, 67, 97, 163, 167, 227, 277, 337, 397, 503, 547, 563, 727, 953, 1033, 1213, 1277, 1297, 1423, 1543, 1553, 1783, 1847, 1987, 2003, 2017, 2203, 2213, 2237, 2347, 2633, 2663, 2693, 2957, 3257, 3313, 3343, 3373, 3517, 3617, 3637, 3847, 3923 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Prime[Range[400]], PrimeQ[28#+3]&&PrimeQ[28#-3]&]
PROG
(Magma) [n: n in [0..10000]| IsPrime(n) and IsPrime(28*n-3) and IsPrime(28*n+3)]; // Vincenzo Librandi, Nov 13 2010
CROSSREFS
Sequence in context: A049560 A049588 A336786 * A248602 A045383 A244576
KEYWORD
nonn
AUTHOR
Zak Seidov, May 05 2005
STATUS
approved

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Last modified March 1 20:05 EST 2024. Contains 370443 sequences. (Running on oeis4.)