# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a119666 Showing 1-1 of 1 %I A119666 #13 Apr 11 2021 04:19:48 %S A119666 1,2,4,6,8,139,309,390,819,2868,6751,8045,9414,15008,15375,56839, %T A119666 84383,151286,307650,516962,533919,2021009 %N A119666 Each term k provides a value of (sum-of-digits of 5^k)/k that is closer to Pi than the previous value. %H A119666 Hans Havermann, Search for the next term. %t A119666 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_, Sep 08 2007 *) %K A119666 base,fini,nonn,more %O A119666 1,2 %A A119666 _Hans Havermann_, Jul 29 2006, Jul 31 2006, Aug 05 2006 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE