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%I #12 Apr 11 2021 05:05:16
%S 9,2,17,34,4,7,10,13,2,6,21,7,2,16,16,2,5,7,8,4,2,7,19,13,1,2,8,16,5,
%T 10,8,17,18,20,1,17,21,3,4,8,9,28,2,3,1,10,18,9,3,19,4,10,15,10,11,3,
%U 10,2,4,1,10,29,17,10,22,6,30,7,26,3,17,6,3,3,4,7,7,8,3,1,20,3,16,6,4
%N In decimal expansion of Pi=3.1415...: smallest k > 0 such that the (n+k)-th digit equals the n-th digit.
%F a(n) = Min{k: k>0 and A000796(n+k)=A000796(n)};
%F a(n) = A094580(n) - n;
%F a(A094582(n)) = n, A094582(n) = Min{k: a(k)=n}.
%Y Cf. A000796, A094582.
%K nonn,base
%O 1,1
%A _Reinhard Zumkeller_, May 13 2004
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