The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A119666

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A119666

Each term k provides a value of (sum-of-digits of 5^k)/k that is closer to Pi than the previous value.
(history; published version)

#13 by Michel Marcus at Sun Apr 11 04:19:48 EDT 2021

STATUS

reviewed

approved

#12 by Joerg Arndt at Sun Apr 11 04:11:55 EDT 2021

STATUS

proposed

reviewed

#11 by Michel Marcus at Sun Apr 11 03:47:19 EDT 2021

STATUS

editing

proposed

#10 by Michel Marcus at Sun Apr 11 03:47:17 EDT 2021

KEYWORD

base,fini,nonn,more,changed

STATUS

proposed

editing

#9 by Jon E. Schoenfield at Sun Apr 11 03:34:17 EDT 2021

STATUS

editing

proposed

#8 by Jon E. Schoenfield at Sun Apr 11 03:34:09 EDT 2021

NAME

Each n term k provides a value of (sum-of-digits of 5^nk)/n k that is closer to pi Pi than the previous value.

STATUS

approved

editing

Discussion

Sun Apr 11

03:34

Jon E. Schoenfield: Edits to Name okay?

#7 by Russ Cox at Fri Mar 30 18:39:53 EDT 2012

AUTHOR

_Hans Havermann (gladhobo(AT)teksavvy.com), _, Jul 29 2006, Jul 31 2006, Aug 05 2006

Discussion

Fri Mar 30

18:39

OEIS Server: https://oeis.org/edit/global/223

#6 by Russ Cox at Fri Mar 30 17:31:18 EDT 2012

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 *)

Discussion

Fri Mar 30

17:31

OEIS Server: https://oeis.org/edit/global/156

#5 by T. D. Noe at Fri Oct 07 01:49:18 EDT 2011

AUTHOR

Hans Havermann (pxpgladhobo(AT)rogersteksavvy.com), Jul 29 2006, Jul 31 2006, Aug 05 2006

Discussion

Fri Oct 07

01:49

OEIS Server: https://oeis.org/edit/global/98

#4 by N. J. A. Sloane at Tue Jun 01 03:00:00 EDT 2010

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 *)

KEYWORD

base,fini,nonn,new