

A104937


Primes from merging of 3 successive digits in decimal expansion of the EulerMascheroni constant.


2



577, 431, 421, 593, 359, 593, 359, 677, 677, 467, 709, 947, 467, 463, 631, 809, 401, 283, 241, 173, 739, 997, 449, 353, 337, 293, 937, 373, 733, 337, 773, 673, 739, 709, 491, 853, 233, 331, 151, 661, 211, 199, 479, 937, 857, 547, 421, 151, 587, 877, 673
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OFFSET

1,1


COMMENTS

Leading zeros are not permitted, so each term is 3 digits in length.  Harvey P. Dale, Oct 30 2011


LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..4000
Eric Weisstein's World of Mathematics, EulerMascheroni Constant.
The first 170,000 digits of the Euler Constant as calculated by Jon Borwein at WorldWideSchool.org.


MATHEMATICA

egp[len_]:=Module[{egterms=FromDigits/@Partition[RealDigits[EulerGamma, 10, 1000][[1]], len, 1]}, Select[egterms, IntegerLength[#]==len&&PrimeQ[#]&]]; egp[3] (* Harvey P. Dale, Oct 30 2011 *)


CROSSREFS

Cf. A198777.
Sequence in context: A013911 A198778 A198777 * A234105 A234499 A218039
Adjacent sequences: A104934 A104935 A104936 * A104938 A104939 A104940


KEYWORD

nonn,base


AUTHOR

Andrew G. West (WestA(AT)wlu.edu), Mar 29 2005


EXTENSIONS

Offset changed from 0 to 1 by Vincenzo Librandi, Apr 20 2013


STATUS

approved



