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A097393 Emirpimes: numbers n such that n and its reversal are distinct semiprimes. 23
15, 26, 39, 49, 51, 58, 62, 85, 93, 94, 115, 122, 123, 129, 143, 155, 158, 159, 169, 177, 178, 183, 185, 187, 203, 205, 221, 226, 265, 289, 302, 314, 319, 321, 326, 327, 329, 335, 339, 341, 355, 381, 394, 398, 413, 415, 437, 493, 497, 502, 511, 514, 533 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Computed by Eric Weisstein (eric(AT)weisstein.com), Aug 13, 2004.

LINKS

Eric Weisstein's World of Mathematics, Emirpimes

CROSSREFS

Cf. A097394.

Sequence in context: A189045 A032609 A050699 * A050700 A139566 A097963

Adjacent sequences:  A097390 A097391 A097392 * A097394 A097395 A097396

KEYWORD

nonn,base

AUTHOR

Jonathan Vos Post (jvospost3(AT)gmail.com)

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Last modified February 13 06:35 EST 2012. Contains 205451 sequences.