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A350469
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a(n) = hypergeom([1/2 - n/2, -n/2], [-n], -72).
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1
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1, 1, 19, 37, 379, 1045, 7867, 26677, 168283, 648469, 3677563, 15350005, 81546139, 357846229, 1825676731, 8266908853, 41129090011, 189933449365, 930257069563, 4349059158133, 21093686410267, 99376751256661, 479063106641467, 2267844629261365, 10890980548807771
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OFFSET
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0,3
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LINKS
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FORMULA
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a(n) ~ (1 + sqrt(73))^(n+1) / (sqrt(73) * 2^(n+1)). - Vaclav Kotesovec, Feb 18 2024
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MATHEMATICA
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Table[HypergeometricPFQ[{1/2 - n/2, -n/2}, {-n}, -72], {n, 0, 30}] (* Vaclav Kotesovec, Feb 18 2024 *)
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CROSSREFS
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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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