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A054261 Smallest number that contains the first n primes as substrings. 4
2, 23, 235, 2357, 112357, 113257, 1131725, 113171925, 1131719235, 113171923295, 113171923295, 1131719237295, 11317237294195, 1131723294194375, 113172329419437475, 1131723294194347537, 113172329419434753759 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

Dave Rusin, Related problem

CROSSREFS

Cf. A054260, A035239.

Sequence in context: A098739 A091762 A240959 * A019518 A048677 A132933

Adjacent sequences:  A054258 A054259 A054260 * A054262 A054263 A054264

KEYWORD

nonn,base,nice

AUTHOR

Patrick De Geest, Feb 15 2000

EXTENSIONS

More terms from Naohiro Nomoto, Jul 26 2001

STATUS

approved

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Last modified October 23 00:52 EDT 2014. Contains 248411 sequences.