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%I #6 Mar 30 2012 18:51:19
%S 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
%T 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,4,4,4,
%U 4,4,4,5,5,5,5,5,5,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,7,7,7,8,8,8,8,8,8
%N Number of occurrences of least frequent digit in decimal expansion of Pi.
%e a(50)=1 because 0 appears once in the first 50 digits of pi and other digits appear more frequently
%Y Cf. A000796.
%K nonn,base
%O 1,51
%A _Henry Bottomley_, Mar 08 2000