%I #9 Aug 27 2020 16:52:12
%S 1,4,7,8,9,10,14,18,19,22,23,24,25,26,27,31,32,34,35,36,37,38,40,41,
%T 43,44,49,50,54,55,56,57,59,62,65,66,68,72,73,75,76,77,78,79,83,84,85,
%U 86,87,88,89,96,104,106,108
%N Positions of ones in binary expansion of Euler's constant gamma.
%H T. D. Noe, <a href="/A004710/b004710.txt">Table of n, a(n) for n=1..1000</a>
%t Position[RealDigits[EulerGamma,2,150][[1]],1]//Flatten (* _Harvey P. Dale_, Aug 27 2020 *)
%K nonn
%O 1,2
%A _Simon Plouffe_