|
|
A089160
|
|
Numbers k such that 30*k + 11 and 30*k + 13 are twin primes.
|
|
4
|
|
|
0, 1, 2, 3, 6, 9, 10, 14, 15, 17, 21, 27, 29, 34, 35, 36, 38, 43, 48, 49, 57, 62, 64, 69, 70, 71, 79, 86, 90, 93, 108, 112, 115, 119, 122, 127, 128, 133, 136, 141, 142, 147, 149, 157, 164, 167, 174, 181, 183, 188, 191, 204, 218, 223, 225, 226, 240, 244, 274, 276, 295
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,3
|
|
LINKS
|
|
|
EXAMPLE
|
30*3 + 11 = 101, 30*3 + 13 = 103; 101 and 103 are twin primes.
|
|
MATHEMATICA
|
Select[Range[0, 300], And@@PrimeQ[{30#+11, 30#+13}]&] (* Harvey P. Dale, Aug 15 2011 *)
|
|
PROG
|
(Magma) [n: n in [0..10000]|IsPrime(30*n+11)and IsPrime(30*n+13)] // Vincenzo Librandi, Nov 16 2010
|
|
CROSSREFS
|
|
|
KEYWORD
|
easy,nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|