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A106090 Prime numbers p such that 10p+7 and 7p+10 are primes. 0
3, 13, 31, 67, 79, 109, 163, 223, 229, 241, 277, 367, 379, 421, 433, 439, 463, 523, 541, 571, 673, 757, 787, 829, 853, 937, 967, 1117, 1237, 1249, 1321, 1399, 1453, 1489, 1549, 1609, 1741, 1747, 1759, 1783, 1861, 1879, 2011, 2089, 2137, 2161, 2239, 2293 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Primes in A124825.
LINKS
MATHEMATICA
Select[Prime[Range[220]], PrimeQ[10#+7]&&PrimeQ[7#+10]&]
CROSSREFS
Cf. A124825.
Sequence in context: A146728 A082709 A154833 * A067980 A164569 A007686
KEYWORD
nonn
AUTHOR
Zak Seidov, May 07 2005, Nov 09 2006
EXTENSIONS
Edited by N. J. A. Sloane, Jul 03 2008 at the suggestion of R. J. Mathar
STATUS
approved

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Last modified June 23 03:01 EDT 2024. Contains 373629 sequences. (Running on oeis4.)