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A029478
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Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 9 (most significant digit on left).
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0
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1, 13, 19, 37, 128, 640, 1235, 1280, 6086551, 18540032, 23525888, 46727680, 82391552
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| No other terms below 10^8.
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LINKS
| Index entries for related sequences
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MATHEMATICA
| Select[Range[1, 2000], Mod[FromDigits[Flatten[Reverse[Table[IntegerDigits[m, 9], {m, 1, # }]]], 9], # ] == 0 &] - Peter Bertok Nov 26 2001
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CROSSREFS
| Sequence in context: A048523 A000922 A107188 * A096455 A124199 A119869
Adjacent sequences: A029475 A029476 A029477 * A029479 A029480 A029481
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KEYWORD
| nonn,base,more
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AUTHOR
| Olivier Gerard (olivier.gerard(AT)gmail.com)
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EXTENSIONS
| Edited and updated by Larry Reeves (larryr(AT)acm.org), Apr 12, 2002
a(9)-a(13) from Max Alekseyev (maxale(AT)gmail.com), May 15 2011
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