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A105961 Primes p such that 20*p + 3 is prime. 1
2, 5, 11, 13, 19, 23, 37, 41, 43, 53, 61, 71, 79, 83, 89, 103, 107, 127, 151, 167, 173, 179, 181, 191, 193, 197, 223, 229, 233, 239, 251, 281, 307, 313, 317, 349, 379, 421, 431, 433, 439, 443, 467, 487, 523, 569, 571, 587, 593, 607, 613, 617, 641, 653, 659 (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[120]], PrimeQ[20#+3]&]

PROG

(MAGMA) [p: p in PrimesUpTo(5000)|IsPrime(20*p+3)] // Vincenzo Librandi, Jan 30 2011

CROSSREFS

Cf. A023238.

Sequence in context: A084792 A109640 A191048 * A045361 A276660 A086081

Adjacent sequences:  A105958 A105959 A105960 * A105962 A105963 A105964

KEYWORD

nonn

AUTHOR

Zak Seidov, May 05 2005

STATUS

approved

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Last modified August 21 04:54 EDT 2019. Contains 326162 sequences. (Running on oeis4.)