Revision History for A134516
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strikethrough text is a deletion.)
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#6 by Harvey P. Dale at Sat Mar 31 09:38:05 EDT 2018
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#5 by Harvey P. Dale at Sat Mar 31 09:38:01 EDT 2018
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| EXAMPLE
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n = 120: 2*sum of digits(120) = 6, and 120 is divisible by 6, so it belongs to the sequence.
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| STATUS
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approved
editing
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#4 by Harvey P. Dale at Sat Mar 31 09:36:59 EDT 2018
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#3 by Harvey P. Dale at Sat Mar 31 09:36:55 EDT 2018
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| DATA
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10, 12, 18, 20, 24, 30, 36, 40, 48, 50, 54, 60, 70, 72, 80, 90, 100, 102, 108, 112, 120, 126, 132, 140, 144, 162, 180, 192, 200, 204, 210, 216, 224, 230, 234, 240, 252, 264, 270, 280, 288, 300, 306, 308, 312, 320, 322, 324, 336, 342, 360, 364, 392, 396, 400
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| LINKS
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Harvey P. Dale, <a href="/A134516/b134516.txt">Table of n, a(n) for n = 1..1000</a>
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| MATHEMATICA
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Select[Range[2, 200, 2], Divisible[#, 2*Total[IntegerDigits[#]]]&] (* Harvey P. Dale, Mar 31 2018 *)
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| EXTENSIONS
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More terms from Harvey P. Dale, Mar 31 2018
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| STATUS
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approved
editing
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#2 by Russ Cox at Sat Mar 31 14:39:55 EDT 2012
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| AUTHOR
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_Ctibor O. Zizka (ctibor.zizka(AT)seznam.cz), _, Jan 22 2008
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Discussion
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| Sat Mar 31
| 14:39
| OEIS Server: https://oeis.org/edit/global/938
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#1 by N. J. A. Sloane at Sun Jun 29 03:00:00 EDT 2008
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| NAME
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Numbers that are divisible by 2*(sum of their digits).
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| DATA
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10, 12, 18, 20, 24, 30, 36, 40, 48, 50, 54, 60, 70, 72, 80, 90, 100, 102, 108, 112, 120, 126, 132, 140, 144, 162, 180, 192, 200
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| OFFSET
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1,1
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| EXAMPLE
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n = 120: 2*sum of digits(120) = 6 120 is divisible by 6, so it belongs to the sequence
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| CROSSREFS
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Cf. A005349.
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| KEYWORD
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base,nonn
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| AUTHOR
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Ctibor O. Zizka (ctibor.zizka(AT)seznam.cz), Jan 22 2008
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| STATUS
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approved
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