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A166559 Primes p such that product of digits + 10 is prime. 1
3, 7, 11, 13, 17, 19, 31, 37, 71, 73, 79, 97, 113, 131, 137, 139, 173, 179, 191, 193, 197, 311, 313, 317, 331, 337, 373, 379, 397, 719, 733, 739, 773, 911, 937, 971, 997, 1117, 1171, 1193, 1319, 1373, 1733, 1777, 1913, 1931, 1973, 1979, 1997, 1999 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

11 is in the sequence because 1*1+10=11 prime; 79 is in the sequence because 7*9+10=73.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[Prime[Range[400]], PrimeQ[Times@@IntegerDigits[#]+ 10]&] (* Vincenzo Librandi, Jan 01 2014 *)

PROG

(MAGMA) [p: p in PrimesUpTo(3000) | IsPrime(q) where q is &*Intseq(p)+10]; // Bruno Berselli, Jan 01 2014

CROSSREFS

Sequence in context: A023236 A038920 A091633 * A177193 A089690 A310194

Adjacent sequences:  A166556 A166557 A166558 * A166560 A166561 A166562

KEYWORD

nonn,base

AUTHOR

Vincenzo Librandi, Oct 28 2009

EXTENSIONS

Corrected by Vincenzo Librandi, Jan 01 2014

STATUS

approved

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Last modified September 19 04:52 EDT 2019. Contains 327187 sequences. (Running on oeis4.)