A139723 - OEIS

%I #4 Feb 22 2020 20:57:36

%S 3,1,20,16,2,9,28,18,20,0,1,7,1,14,13,4,0,0,11,18,2,11,14,11,3,15,31,

%T 10,0,8,12,6,9,11,2,8,9,4,9,6,1,1,3,24,3,17,3,3,1,38,18,27,15,18,6,7,

%U 3,7,7,32,7,2,1,4,11,4,6,23,19,27,2,16,1,4,2,0,12,6,6,2,25,4,2,26,3,8,0,7,1,9

%N Number of digits between successive occurrences of digit 5 in decimal representation of Pi.

%t Last[#]-First[#]-1&/@Partition[Transpose[Position[RealDigits[Pi,10,1000],5]][[2]],2,1] (* _Harvey P. Dale_, Dec 06 2013 *)

%Y Cf. A135088, A000796.

%K nonn,base

%O 1,1

%A Daniel Drijard (daniel.drijard(AT)cern.ch)