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A165723
The (d+1)th digit after the decimal point in the decimal representation of 1/n, where d is the number of digits of n.
1
0, 0, 3, 5, 0, 6, 4, 2, 1, 0, 0, 3, 6, 1, 6, 2, 8, 5, 2, 0, 7, 5, 3, 1, 0, 8, 7, 5, 4, 3, 2, 1, 0, 9, 8, 7, 7, 6, 5, 5, 4, 3, 3, 2, 2, 1, 1, 0, 0, 0, 9, 9, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
OFFSET
1,3
EXAMPLE
1/1 = 1.000 so a(1) = 0;
1/4 = 0.250 so a(4) = 5;
1/14 = 0.0714... so a(14) = 1;
1/114 = 0.00877... so a(114) = 7.
MAPLE
A055642 := proc(n) max(1, ilog10(n)+1) ; end: A165723 := proc(n) local d; d := A055642(n) ; floor(10^(d+1)/n) mod 10 ; end: seq(A165723(n), n=1..100) ; R. J. Mathar, Sep 26 2009
CROSSREFS
Sequence in context: A144541 A100609 A104866 * A257407 A224932 A094771
KEYWORD
nonn,base,easy
AUTHOR
Kyle Stern, Sep 24 2009
EXTENSIONS
More terms from R. J. Mathar, Sep 26 2009
STATUS
approved