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A018800 Smallest prime that begins with n. 5
11, 2, 3, 41, 5, 61, 7, 83, 97, 101, 11, 127, 13, 149, 151, 163, 17, 181, 19, 2003, 211, 223, 23, 241, 251, 263, 271, 281, 29, 307, 31, 3203, 331, 347, 353, 367, 37, 383, 397, 401, 41, 421, 43, 443, 457, 461, 47, 487, 491, 503, 5101, 521, 53, 541, 557, 563, 571, 587, 59 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Conjecture: If a(n) = (n concatenated with k) then k < n. - Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 01 2002

CROSSREFS

Sequence in context: A077549 A089356 A113616 * A089566 A010191 A064791

Adjacent sequences:  A018797 A018798 A018799 * A018801 A018802 A018803

KEYWORD

nonn,base

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified February 16 07:05 EST 2012. Contains 205868 sequences.