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A106010 Primes p such that 40*p - 3 and 40*p + 3 are both primes. 1
7, 17, 67, 71, 109, 113, 137, 139, 151, 181, 193, 197, 347, 463, 479, 487, 503, 557, 617, 631, 743, 769, 883, 983, 997, 1061, 1361, 1523, 1543, 1753, 1831, 1847, 1931, 1933, 2017, 2027, 2029, 2069, 2089, 2111, 2131, 2281, 2309, 2339, 2393, 2549, 2617, 2659 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Michael De Vlieger, Table of n, a(n) for n = 1..10000

MATHEMATICA

Select[Prime[Range[400]], PrimeQ[40#+3]&&PrimeQ[40#-3]&]

PROG

(MAGMA) [p: p in PrimesUpTo(5000)|IsPrime(40*p+3) and IsPrime(40*p-3)] // Vincenzo Librandi, Jan 30 2011

CROSSREFS

Sequence in context: A081632 A276907 A293464 * A136192 A269239 A118431

Adjacent sequences:  A106007 A106008 A106009 * A106011 A106012 A106013

KEYWORD

nonn

AUTHOR

Zak Seidov, May 05 2005

STATUS

approved

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Last modified June 2 18:17 EDT 2020. Contains 334787 sequences. (Running on oeis4.)