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%I #10 Jan 04 2013 23:01:57
%S 3,2,2,4,3,5,7,3,1,7,0,4,4,1,2,6,3,4,1,7,7,1,0,9,6,8,4,3,6,1,8,3,1,4,
%T 6,5,9,1,9,8,2,2,1,4,3,5,5,5,3,3,9,9,0,9,1,4,8,1,5,8,2,6,9,6,7,6,6,3,
%U 6,9,9,2,9,2,4,2,4,9,3,3,1,2,8,4,9,6,7,5,5,1,5,8,9,6,7,1,1,2,6,6,0,9,4,4,2,9
%N [11^(5*10^n) mod 10^(2n+2) - 1]/(10^(2n+1)) mod 10.
%C 11^50 ends in 23001
%C 11^500 ends in 2230001
%C 11^5000 ends in 422300001
%C 11^50000 ends in 34223000001
%C The last digits before the zeros converge to this sequence.
%Y Cf. A007185, A016090, A091663, A018248, A091664, A018247.
%Y A216159 gives 10's-complement.
%K nonn,base
%O 1,1
%A _V. Raman_, Sep 02 2012
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