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%I #5 Sep 08 2013 18:35:04
%S 1,-2,3,-7,10,-12,15,-17,20,-24,27,-35
%N Limit of A140485 (1, 4, 9, 13) table signed. Denominators of a sequence whose numerators are 1's.
%C With transform in A129891 or A100597 the converging sequence becomes a polynomial family whose roots are on a curve (in imaginary coordinates). See P. Flajolet, X. Gourdon, B. Salvy.
%D P. Flajolet, X. Gourdon, B. Salvy, Gazette des mathematiciens, 1993, 55, pp. 67-78.
%K sign,uned
%O 0,2
%A _Paul Curtz_, Jul 01 2008
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