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A053041 Smallest n-digit number divisible by n. 7
1, 10, 102, 1000, 10000, 100002, 1000006, 10000000, 100000008, 1000000000, 10000000010, 100000000008, 1000000000012, 10000000000004, 100000000000005, 1000000000000000, 10000000000000016, 100000000000000008 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

Harry J. Smith, Table of n, a(n) for n=1,...,150

FORMULA

n*ceil(10^(n-1)/n). - Vladeta Jovovic (vladeta(AT)eunet.rs), Dec 27 2001

MATHEMATICA

Table[Ceiling[10^(n-1)/n]n, {n, 20}] (* From Harvey P. Dale, Jan 17 2012 *)

PROG

(PARI) { for (n=1, 150, write("b053041.txt", n, " ", n*ceil(10^(n-1)/n)) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Feb 23 2010]

CROSSREFS

Cf. A066559, A066209, A066557, A066558.

Sequence in context: A015498 A039393 A203569 * A088644 A080502 A078283

Adjacent sequences:  A053038 A053039 A053040 * A053042 A053043 A053044

KEYWORD

base,easy,nonn,nice

AUTHOR

Henry Bottomley (se16(AT)btinternet.com), Feb 24 2000

EXTENSIONS

More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Feb 26 2002

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Last modified February 14 22:50 EST 2012. Contains 205684 sequences.