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A121045 Least cluster prime greater than 10^n. 2
3, 11, 101, 1013, 10141, 100153, 1000193, 10000763, 100000673, 1000000933, 10000002713, 100000005041, 1000000010489, 10000000003243 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

COMMENTS

These numbers are useful for generating intermediate cluster primes because the best algorithm for generating cluster primes requires starting with a known cluster prime.

CROSSREFS

Cf. A038134 (cluster primes), A039506 (number of cluster primes < 10^n), A121044.

Sequence in context: A072640 A154299 A007616 * A092245 A105413 A183381

Adjacent sequences:  A121042 A121043 A121044 * A121046 A121047 A121048

KEYWORD

nonn

AUTHOR

T. D. Noe (noe(AT)sspectra.com), Jul 21 2006

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Last modified February 16 14:37 EST 2012. Contains 205930 sequences.