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A085564 Primes whose sum of nonprime digits is also prime. +0
2
11, 41, 61, 89, 101, 113, 131, 151, 163, 167, 191, 199, 211, 241, 311, 349, 389, 401, 409, 421, 431, 439, 449, 461, 479, 541, 601, 613, 617, 631, 641, 661, 761, 809, 829, 839, 859, 881, 911, 919, 947, 983, 991, 1013, 1019, 1021, 1031, 1051, 1063, 1091 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(100)=1993 because it is prime and 1+9+9=19, a prime.

CROSSREFS

Sequence in context: A078653 A040167 A040170 this_sequence A109982 A128467 A132232

Adjacent sequences: A085561 A085562 A085563 this_sequence A085565 A085566 A085567

KEYWORD

base,easy,nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Jul 05 2003

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.


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