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A113591
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Least multiple of composite(n), containing only composite digits (0,4,6,8,9).
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1
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0, 4, 6, 8, 9, 40, 48, 84, 60, 48, 90, 40, 84, 44, 48, 400, 468, 486, 84, 60, 64, 66, 68, 490, 468, 494, 468, 40, 84, 44, 90, 46, 48, 49, 400, 408, 468, 486, 440, 448, 684, 406, 60, 496, 6048, 64, 4680, 66, 68, 69, 490, 648, 444, 600, 608, 4004, 468, 80, 486, 984, 84
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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COMMENTS
| The sequence A002808 is extended with A002808(0)=0 to define "composite" here. Every term occurs in A001744. - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Aug 28 2007
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EXAMPLE
| a(7) = 84, composite (7) =14, term corresponding to 14 is 84.
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CROSSREFS
| Cf. A113590.
Sequence in context: A202260 A001744 A113624 * A029581 A202262 A202266
Adjacent sequences: A113588 A113589 A113590 * A113592 A113593 A113594
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KEYWORD
| base,easy,nonn
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AUTHOR
| Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 07 2005
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EXTENSIONS
| Corrected and extended by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Aug 28 2007
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