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A134368
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a(n) = ((2n)!)^(n+1).
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11
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OFFSET
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0,2
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LINKS
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FORMULA
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a(n) ~ 2^((n+1)*(2*n+1)) * exp(1/24 - 2*n*(n+1)) * n^((n+1)*(4*n+1)/2) * Pi^((n+1)/2). - Vaclav Kotesovec, Oct 26 2017
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MATHEMATICA
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Table[((2n)!)^(n + 1), {n, 0, 10}]
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CROSSREFS
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Cf. A000142, A001044, A000442, A036740, A134367, A134368, A134369, A134370, A134371, A134374, A134375.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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