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A037049 Smallest number with two distinct prime factors both of length n. 0
5, 143, 10403, 1022117, 100160063, 10002200057, 1000036000099, 100000980001501, 10000004400000259, 1000000016000000063, 100000000520000000627, 10000000002200000000057 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

a(3)=10403 -> equals 101 * 103.

CROSSREFS

Sequence in context: A006269 A066264 A171776 * A134503 A168041 A081322

Adjacent sequences:  A037046 A037047 A037048 * A037050 A037051 A037052

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Jan 04 1999.

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Last modified February 15 10:28 EST 2012. Contains 205763 sequences.