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A160950
Primes p such that 2p + 105 is prime.
0
2, 11, 13, 17, 23, 29, 31, 37, 43, 47, 53, 59, 61, 67, 73, 79, 83, 89, 101, 103, 113, 127, 131, 137, 139, 157, 163, 167, 179, 181, 191, 193, 197, 199, 229, 233, 241, 251, 257, 263, 269, 271, 277, 293, 307, 311, 317, 353, 359, 367, 379, 389, 401, 421, 431, 433
OFFSET
1,1
COMMENTS
2*2+105=109, 2*11+105=127
MATHEMATICA
a=3*5*7; lst={}; Do[p=Prime[n]; If[PrimeQ[2*p+a], AppendTo[lst, p]], {n, 6!}]; lst
Select[Prime[Range[100]], PrimeQ[2#+105]&] (* Harvey P. Dale, Apr 02 2018 *)
CROSSREFS
Sequence in context: A243588 A137977 A338976 * A141168 A259394 A079132
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
Edited by Charles R Greathouse IV, Nov 11 2009
STATUS
approved