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Search: id:A087303
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| A087303 |
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Smallest nontrivial multiple of n whose digit sum is the same as that of the digit sum of n. By nontrivial one means a(n) is not equal to n or (10^k)*n. 0 if no such number exists. |
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+0
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| 110, 12, 112, 140, 24, 133, 152, 18, 0, 1001, 300, 2002, 1022, 60, 304, 323, 36, 361, 1100, 10101, 1012, 11201, 312, 700, 1430, 54, 532, 551, 120, 120001, 10112, 132, 4012, 1610, 72, 703, 722, 156, 1120, 10004, 1050, 1204, 1232, 90, 1702, 1316, 192
(list; graph; listen)
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OFFSET
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2,1
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COMMENT
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a(10^k) does not exist, where k is any positive integer. - Pawel P. Mazur (Pawel.Mazur(AT)pwr.wroc.pl), Mar 13 2005
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EXAMPLE
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a(21) = 10101 = 481*21.
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CROSSREFS
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Sequence in context: A061724 A125044 A096209 this_sequence A045884 A110736 A084292
Adjacent sequences: A087300 A087301 A087302 this_sequence A087304 A087305 A087306
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KEYWORD
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base,nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Sep 01 2003
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EXTENSIONS
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More terms from Pawel P. Mazur (Pawel.Mazur(AT)pwr.wroc.pl), Mar 13 2005
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