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A303354
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Expansion of Product_{k>0} (1+k^2*x^k)^(-1/k).
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1
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1, -1, -1, -2, 4, -3, 3, -6, 75, -152, -4, -21, 1136, -1118, -1348, -5846, 20189, -11851, 17440, -49133, 119449, -448210, 72614, 35800, 6048178, -6376555, -5239650, -25634644, 52463464, -20483411, 155646867, -229344925, 664833536, -2469711562, 819287282
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OFFSET
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0,4
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COMMENTS
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This sequence is obtained from the generalized Euler transform in A266964 by taking f(n) = 1/n, g(n) = -n^2.
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LINKS
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MAPLE
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seq(coeff(series(mul((1+k^2*x^k)^(-1/k), k = 1..n), x, n+1), x, n), n = 0..40); # Muniru A Asiru, Apr 22 2018
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CROSSREFS
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KEYWORD
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sign
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AUTHOR
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STATUS
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approved
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