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A112907
a(n) is the least positive integer containing n eights that is divisible by n.
19
8, 88, 888, 8888, 888880, 888888, 28888888, 88888888, 888888888, 88888888880, 888888888888, 888888888888, 78888888888888, 588888888888888, 8888888888888880, 88888888888881888, 688888888888888888
OFFSET
1,1
FORMULA
a(n) = n*A112908(n).
EXAMPLE
a(7) = 28888888 because 28888888 contains 7 eights and is divisible by 7.
KEYWORD
base,nonn
AUTHOR
Ray G. Opao, Oct 05 2005
EXTENSIONS
Extended by Ray Chandler, Oct 09 2005
STATUS
approved