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A121268 Generating function = sum over all subsets S of the integers {0,1,2...} of 1/sum(1/x^n for n in S) 0

%I #2 Jun 01 2010 03:00:00

%S 1,2,3,7,11,25,44,94,176,367,703,1447,2820,5740,11307,22858,45280,

%T 91195,181364,364176,725941,1455473,2905063,5818958,11623598,23268350,

%U 46503053,93057123,186032424,372189177,744179880,1488662935,2976845896

%N Generating function = sum over all subsets S of the integers {0,1,2...} of 1/sum(1/x^n for n in S)

%D J. M. Luck and Anita Mehta, The European Journal of Physics B 57 (2007) 429, Appendi

%e Generating function = 1+2x+3x^2+7x^3+...

%K nonn

%O 0,2

%A Jean-Marc Luck (luck(AT)dsm-mail.saclay.cea.fr), Aug 23 2006

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Last modified September 10 11:04 EDT 2024. Contains 375789 sequences. (Running on oeis4.)