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A107849
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G.f. (x+1)^2/((1-x^2-2*x^3)*(x^4+1)).
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5
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1, 2, 2, 4, 5, 6, 12, 16, 25, 42, 58, 92, 141, 206, 324, 488, 737, 1138, 1714, 2612, 3989, 6038, 9212, 14016, 21289, 32442, 49322, 75020, 114205, 173662, 264244, 402072, 611569, 930562, 1415714, 2153700, 3276837, 4985126, 7584236, 11538800
(list; graph; refs; listen; history; internal format)
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