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A119666
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Each n provides a value of (sum-of-digits of 5^n)/n that is closer to pi than the previous value.
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2
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1, 2, 4, 6, 8, 139, 309, 390, 819, 2868, 6751, 8045, 9414, 15008, 15375, 56839, 84383, 151286, 307650, 516962, 533919, 2021009
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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LINKS
| Hans Havermann, Search for the next term.
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MATHEMATICA
| a = Infinity; fn = 1; p = N[Pi, 24]; Do[ fn = 5fn; b = N[ Abs[Pi - Plus @@ IntegerDigits@fn/n], 24]; If[b < a, a = b; Print@n], {n, 711000}] (* Robert G. Wilson v (rgwv(AT)rgwv.com), Sep 08 2007 *)
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CROSSREFS
| Sequence in context: A085920 A081507 A115336 * A087302 A030149 A083146
Adjacent sequences: A119663 A119664 A119665 * A119667 A119668 A119669
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KEYWORD
| base,fini,nonn
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AUTHOR
| Hans Havermann (gladhobo(AT)teksavvy.com), Jul 29 2006, Jul 31 2006, Aug 05 2006
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