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A078248
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Smallest multiple of n using only digits 0 and 9.
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19
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9, 90, 9, 900, 90, 90, 9009, 9000, 9, 90, 99, 900, 9009, 90090, 90, 90000, 99909, 90, 99009, 900, 9009, 990, 990909, 9000, 900, 90090, 999, 900900, 9909909, 90, 999099, 900000, 99, 999090, 90090, 900, 999, 990090, 9009, 9000, 99999, 90090, 9909909
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| a(n) = min{A097256(k): k > 0 and A097256(k) mod n = 0}. [Reinhard Zumkeller, Jan 10 2012]
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LINKS
| Reinhard Zumkeller, Table of n, a(n) for n = 1..1000
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PROG
| (Haskell)
a078248 n = head [x | x <- tail a097256_list, mod x n == 0]
-- Reinhard Zumkeller, Jan 10 2012
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CROSSREFS
| Cf. A004290, A078241-A078248, A079339, A096681-A096688.
Sequence in context: A075507 A094935 A187090 * A186943 A121029 A097256
Adjacent sequences: A078245 A078246 A078247 * A078249 A078250 A078251
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KEYWORD
| base,nonn
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AUTHOR
| Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 23 2002
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EXTENSIONS
| More terms from Ray Chandler (rayjchandler(AT)sbcglobal.net), Jul 12 2004
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