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A323265
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The sequence denoted by p_n used in the calculation of A323260.
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1
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0, 2, 6, 26, 102, 416, 1684, 6838, 27746, 112606, 456974, 1854504, 7525952, 30541874, 123945206, 502995202, 2041258182, 8283846440, 33617556212, 136426972038, 553648771426, 2246820826854, 9118062006846, 37002974944592, 150165698996096, 609403357129026, 2473084427154950
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OFFSET
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1,2
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LINKS
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FORMULA
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Van'kov and Zhuravlyov give recurrences.
G.f.: 2*x^2*(x-1)^2/(1-5*x+3*x^2+5*x^3-7*x^4+x^5) . - R. J. Mathar, Jan 11 2019
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MATHEMATICA
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LinearRecurrence[{5, -3, -5, 7, -1}, {0, 2, 6, 26, 102}, 30] (* Harvey P. Dale, May 09 2019 *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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