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%I #2 Mar 30 2012 17:33:54
%S 5,5,7,5,7,7,5,7,7,2,5,7,7,2,1,5,7,7,2,1,5,5,7,7,2,1,5,6,5,7,7,2,1,5,
%T 6,6,5,7,7,2,1,5,6,6,4,5,7,7,2,1,5,6,6,4,9,5,7,7,2,1,5,6,6,4,9,0,5,7,
%U 7,2,1,5,6,6,4,9,0,1
%N Triangle read by rows: row n lists the first n digits of the decimal expansion of Euler's constant (or Euler-Mascheroni constant) gamma.
%C Also, successive digits of A139260.
%e Triangle begins:
%e ....... 5
%e ...... 5,7
%e ..... 5,7,7
%e .... 5,7,7,2
%e ... 5,7,7,2,1
%Y Decimal expansion of gamma: A001620. Cf. A138114, A138115, A138116, A139258, A139259, A139260.
%K easy,nonn,tabl,base
%O 1,1
%A _Omar E. Pol_, May 01 2008
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