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%I #8 Aug 29 2018 16:48:22
%S 5,57,577,5772,57721,577215,5772156,57721566,577215664,5772156649,
%T 57721566490,577215664901,5772156649015,57721566490153,
%U 577215664901532,5772156649015328,57721566490153286,577215664901532860
%N Decimal expansion of Euler's constant (or Euler-Mascheroni constant) gamma truncated to n places.
%H G. C. Greubel, <a href="/A139260/b139260.txt">Table of n, a(n) for n = 1..995</a>
%e n ... Successive digits of a(n)
%e 1 ............ ( 5 )
%e 2 ......... . ( 5 7 )
%e 3 .......... ( 5 7 7 )
%e 4 ......... ( 5 7 7 2 )
%e 5 ........ ( 5 7 7 2 1 )
%e 6 ....... ( 5 7 7 2 1 5 )
%e 7 ...... ( 5 7 7 2 1 5 6 )
%e 8 ..... ( 5 7 7 2 1 5 6 6 )
%e 9 .... ( 5 7 7 2 1 5 6 6 4 )
%e 10 .. ( 5 7 7 2 1 5 6 6 4 9 )
%t With[{em=RealDigits[EulerGamma,10,20][[1]]},Table[FromDigits[Take[ em,n]], {n,20}]] (* _Harvey P. Dale_, Nov 22 2011 *)
%Y Decimal expansion of gamma: A001620. Cf. A011543, A011545 A011551, A139258, A139259, A139261.
%K easy,nonn,base
%O 1,1
%A _Omar E. Pol_, May 01 2008
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