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Positions of 5 after decimal point in decimal expansion of 1/Pi.
11

%I #9 Mar 21 2020 07:21:23

%S 19,25,30,57,70,72,77,90,91,94,105,108,110,112,114,123,134,138,140,

%T 141,158,173,174,179,180,188,192,201,210,230,246,250,270,291,299,324,

%U 343,360,375,382,429,431,440,450,454,465,484,490,512,517,518,529,530,531

%N Positions of 5 after decimal point in decimal expansion of 1/Pi.

%H Amiram Eldar, <a href="/A134255/b134255.txt">Table of n, a(n) for n = 1..10000</a>

%t Flatten @ Position[RealDigits[1/Pi, 10, 500][[1]], 5] (* _Amiram Eldar_, Mar 21 2020 *)

%Y Cf. A037000, A014777, A134251, A134252, A134253, A134254, A134256, A134257, A134258, A134259, A134260.

%K nonn,base

%O 1,1

%A _Artur Jasinski_, Oct 16 2007