The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A104943

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A104943

Primes from merging of 9 successive digits in decimal expansion of the Euler-Mascheroni Constant.
(history; published version)

#16 by Amiram Eldar at Wed Feb 22 05:35:26 EST 2023

STATUS

reviewed

approved

#15 by Joerg Arndt at Wed Feb 22 02:31:30 EST 2023

STATUS

proposed

reviewed

#14 by Michel Marcus at Wed Feb 22 02:01:36 EST 2023

STATUS

editing

proposed

#13 by Michel Marcus at Wed Feb 22 01:40:46 EST 2023

LINKS

Jon Borwein, <a href="https://web.archive.org/web/20060212094503/http://www.worldwideschool.org/library/books/sci/math/MiscellaneousMathematicalConstants/chap35.html">170,000 digits of Gamma</a> [Wayback Machine copy]

The first <a href="http://www.worldwideschool.org/library/books/sci/math/MiscellaneousMathematicalConstants/chap35.html">170,000 digits of the Euler Constant</a> as calculated by Jon Borwein at WorldWideSchool.org.

#12 by Michel Marcus at Wed Feb 22 01:35:50 EST 2023

LINKS

Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Euler-MascheroniConstant.html">Euler-Mascheroni Constant</a> as explained at MathWorld.com.

CROSSREFS

Cf. A001620.

STATUS

approved

editing

#11 by Russ Cox at Mon Aug 11 22:45:26 EDT 2014

LINKS

Vincenzo Librandi, <a href="/A104943/b104943.txt">Table of n, a(n) for n = 1..1000</a>

Discussion

Mon Aug 11

22:45

OEIS Server: https://oeis.org/edit/global/2322

#10 by Bruno Berselli at Sun Apr 21 02:46:16 EDT 2013

STATUS

proposed

approved

#9 by Joerg Arndt at Sat Apr 20 03:09:13 EDT 2013

STATUS

editing

proposed

#8 by Joerg Arndt at Sat Apr 20 03:09:09 EDT 2013

MATHEMATICA

egp[len_]:=Module[{egterms=FromDigits/@Partition[RealDigits[EulerGamma, 10, 1000][[1]], len, 1]}, Select[egterms, IntegerLength[#]==len&&PrimeQ[#]&]]; egp[9] (* _Harvey P. Dale, _, Oct 29 2011 *)

STATUS

proposed

editing

#7 by Vincenzo Librandi at Sat Apr 20 03:08:23 EDT 2013

STATUS

editing

proposed