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A066557
Largest n-digit multiple of n.
4
9, 98, 999, 9996, 99995, 999996, 9999997, 99999992, 999999999, 9999999990, 99999999990, 999999999996, 9999999999990, 99999999999998, 999999999999990, 9999999999999984, 99999999999999990, 999999999999999990, 9999999999999999990, 99999999999999999980
OFFSET
1,1
LINKS
FORMULA
a(n) = floor((10^n-1)/n)*n.
PROG
(PARI) { for (n=1, 150, write("b066557.txt", n, " ", floor((10^n - 1)/n)*n) ) } \\ Harry J. Smith, Feb 22 2010
CROSSREFS
Sequence in context: A225608 A220490 A024115 * A289214 A121706 A306567
KEYWORD
nonn,base
AUTHOR
Amarnath Murthy, Dec 17 2001
EXTENSIONS
More terms and formula from Francisco Salinas (franciscodesalinas(AT)hotmail.com), Dec 24 2001
STATUS
approved