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Search: id:A061763
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| 19, 29, 39, 42, 49, 59, 69, 79, 89, 99, 126, 132, 285, 312, 522, 594, 1134, 1144, 1159, 1211, 1275, 1323, 1365, 1573, 1632, 1634, 1674, 1715, 1813, 1815, 1911, 1919, 1932, 1944, 2133, 2139, 2516, 2793, 3132, 3135, 3161, 3211, 3213, 3216, 3321, 3363, 3393
(list; graph; listen)
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OFFSET
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0,1
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REFERENCES
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S. Parmeswaran, S+P numbers, Mathematics Informatics Quarterly, Vol. 9, No. 3 Sept. 1999, Bulgaria.
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LINKS
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Harry J. Smith, Table of n, a(n) for n=0,...,1000
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EXAMPLE
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42 is a term as 4+2 + 2*4 = 14 and 42 = 14*3.
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PROGRAM
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(PARI) SumD(x)= { s=0; while (x>9, s=s+x-10*(x\10); x=x\10); return(s + x) } ProdD(x)= { p=1; while (x>9, p=p*(x-10*(x\10)); x=x\10); return(p*x) } { n=-1; for (m=0, 1249222, p=ProdD(m); if (p && m%(SumD(m) + p) == 0, write("b061763.txt", n++, " ", m)) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jul 27 2009]
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CROSSREFS
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Cf. A061762, A038366.
Sequence in context: A135170 A139539 A047985 this_sequence A088474 A087097 A038364
Adjacent sequences: A061760 A061761 A061762 this_sequence A061764 A061765 A061766
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KEYWORD
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nonn,base,easy
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 20 2001
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EXTENSIONS
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Corrected and extended by Larry Reeves (larryr(AT)acm.org), May 23 2001
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