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A046034 Digits are primes. +0
7
2, 3, 5, 7, 22, 23, 25, 27, 32, 33, 35, 37, 52, 53, 55, 57, 72, 73, 75, 77, 222, 223, 225, 227, 232, 233, 235, 237, 252, 253, 255, 257, 272, 273, 275, 277, 322, 323, 325, 327, 332, 333, 335, 337, 352, 353, 355, 357, 372, 373, 375, 377, 522, 523, 525, 527, 532 (list; graph; listen)
OFFSET

1,1

LINKS

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

PROGRAM

(PARI) primedigits(n) = { local(ln, x, flag, j, y); for(x=2, n, ln=length(Str(x)); y=Vec(Str(x)); flag=0; for(j=1, ln, if(isprime(eval(y[j])), flag=1, flag=0; break) ); if(flag, print1(x", ") ) ) } - Cino Hilliard (hillcino368(AT)gmail.com), Aug 06 2006

CROSSREFS

Cf. A046035.

Sequence in context: A024769 A085557 A125665 this_sequence A062087 A162457 A084983

Adjacent sequences: A046031 A046032 A046033 this_sequence A046035 A046036 A046037

KEYWORD

nonn,base,easy

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

EXTENSIONS

More terms from Cino Hilliard (hillcino368(AT)gmail.com), Aug 06 2006

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Last modified November 25 13:47 EST 2009. Contains 167481 sequences.


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