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A112909 a(n) is the least positive integer in base 10 containing n nines that is divisible by n. 1
9, 990, 999, 99992, 999990, 9999990, 49999999, 999999992, 999999999, 99999999990, 999999999999, 9999999999996, 39999999999999, 999999999999994, 9999999999999990, 999999999999990992, 995999999999999999 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

a(n) = n*A112910(n).

EXAMPLE

a(4) = 99992 because 99992 contains 4 nines and is divisible by 4.

CROSSREFS

Cf. A112889-A112898, A112900-A112905, A112907-A112910.

Sequence in context: A070233 A087590 A048561 * A083909 A100601 A197781

Adjacent sequences:  A112906 A112907 A112908 * A112910 A112911 A112912

KEYWORD

base,nonn

AUTHOR

Ray G. Opao (1260(AT)email.com), Oct 05 2005

EXTENSIONS

Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 09 2005

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Last modified February 16 05:55 EST 2012. Contains 205860 sequences.