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A054260 Smallest prime that contains all of the first n primes as substrings. 4
2, 23, 523, 2357, 112573, 511327, 1135217, 1113251719, 11171323519, 113171952923, 113171952923, 11131951723729, 11317237419529, 1131723294375419, 113172329541947437, 1131723294195343747, 1113172329419434753759 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The 10th and 11th terms are identical because the smallest prime containing all primes through 29 as substrings also happens to include 31. - Jon E. Schoenfield, Sep 10 2006

LINKS

Table of n, a(n) for n=1..17.

D. Rusin, Solution for n=1000 [Broken link]

D. Rusin, Solution for n=1000 [Cached copy]

CROSSREFS

Cf. A054261, A035239.

Sequence in context: A134355 A187656 A255907 * A053160 A167416 A053066

Adjacent sequences:  A054257 A054258 A054259 * A054261 A054262 A054263

KEYWORD

nonn,base,nice

AUTHOR

Patrick De Geest, Feb 15 2000.

EXTENSIONS

More terms from Jon E. Schoenfield, Sep 10 2006, corrected Oct 01 2006

STATUS

approved

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Last modified May 23 02:46 EDT 2017. Contains 286909 sequences.