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A093301 Earliest integer having embedded k distinct primes. 3
1, 2, 13, 23, 113, 137, 1131, 1137, 1373, 11317, 23719, 111317, 113171, 211373, 1113171, 1113173, 1317971, 2313797, 11131733, 11317971, 13179719, 52313797, 113179719, 113733797, 523137971, 1113173331, 1131797193, 1797193373 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

COMMENTS

A039997(a(n))=n and A039997(m)<>n for m<a(n). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jul 16 2007

LINKS

Carlos B. Rivera F., Puzzle 265

EXAMPLE

For example: a(5)=137 because 137 is the earliest number that has embedded 5 distinct primes: 3, 7, 13, 37 & 137.

CROSSREFS

Sequence in context: A094535 A035244 A085822 * A079397 A118524 A029971

Adjacent sequences:  A093298 A093299 A093300 * A093302 A093303 A093304

KEYWORD

base,nonn

AUTHOR

Carlos B. Rivera F. (crivera(AT)primepuzzles.net), Apr 24 2004

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Last modified February 15 21:27 EST 2012. Contains 205859 sequences.