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A112893 a(n) is the least positive integer in base 10 containing n twos that is divisible by n. 1
2, 22, 222, 22212, 222220, 222222, 21222222, 222222224, 222222222, 22222222220, 222222222222, 2222222222220, 22222122222222, 222122222222222, 2222222222222220, 22222222222222224, 222202222222222222 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..17.

FORMULA

a(n) = n*A112894(n).

EXAMPLE

a(4) = 22212 because 22212 contains 4 twos and is divisible by 4.

CROSSREFS

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

Sequence in context: A174200 A137109 A002276 * A086855 A089182 A138140

Adjacent sequences:  A112890 A112891 A112892 * A112894 A112895 A112896

KEYWORD

base,nonn

AUTHOR

Ray G. Opao, Oct 05 2005

EXTENSIONS

Extended by Ray Chandler, Oct 09 2005

STATUS

approved

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Last modified April 18 10:55 EDT 2014. Contains 240707 sequences.