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Decimal expansion of 1/991.
0

%I #20 Oct 16 2023 12:54:25

%S 0,0,1,0,0,9,0,8,1,7,3,5,6,2,0,5,8,5,2,6,7,4,0,6,6,5,9,9,3,9,4,5,5,0,

%T 9,5,8,6,2,7,6,4,8,8,3,9,5,5,6,0,0,4,0,3,6,3,2,6,9,4,2,4,8,2,3,4,1,0,

%U 6,9,6,2,6,6,3,9,7,5,7,8,2,0,3,8,3,4,5,1,0,5,9,5,3,5,8,2,2,4,0

%N Decimal expansion of 1/991.

%C Generalization:

%C 1/1 = sum (9^i/10^(i+1)), i >= 0,

%C 1/91 = sum (9^i/100^(i+1)), i >= 0,

%C 1/991 = sum (9^i/1000^(i+1)), i >= 0, (this sequence)

%C 1/9991 = sum (9^i/10000^(i+1)), i >= 0, ... - _Daniel Forgues_, Oct 28 2011

%t Join[{0,0},RealDigits[1/991,10,120][[1]]] (* _Harvey P. Dale_, Oct 16 2023 *)

%K nonn,cons

%O 0,6

%A _N. J. A. Sloane_