

A140512


Limit of A140485 (1, 4, 9, 13) table signed. Denominators of a sequence whose numerators are 1's.


0



1, 2, 3, 7, 10, 12, 15, 17, 20, 24, 27, 35
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OFFSET

0,2


COMMENTS

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.


REFERENCES

P. Flajolet, X. Gourdon, B. Salvy, Gazette des mathematiciens, 1993, 55, pp. 6778.


LINKS

Table of n, a(n) for n=0..11.


CROSSREFS

Sequence in context: A047531 A102808 A215937 * A285550 A171863 A101956
Adjacent sequences: A140509 A140510 A140511 * A140513 A140514 A140515


KEYWORD

sign,uned


AUTHOR

Paul Curtz, Jul 01 2008


STATUS

approved



