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A121268
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Generating function = sum over all subsets S of the integers {0,1,2...} of 1/sum(1/x^n for n in S)
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0
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1, 2, 3, 7, 11, 25, 44, 94, 176, 367, 703, 1447, 2820, 5740, 11307, 22858, 45280, 91195, 181364, 364176, 725941, 1455473, 2905063, 5818958, 11623598, 23268350, 46503053, 93057123, 186032424, 372189177, 744179880, 1488662935, 2976845896
(list; graph; refs; listen; history; internal format)
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