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A203582
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v(n+1)/v(n), where v=A203581.
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2
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19, 1036, 116571, 22656816, 6814202907, 2944470267648, 1733264443684683, 1335544723529452800, 1305986008348685022723, 1581171893218923245420544, 2322926322016811685175726011, 4072369789139269227339542851584
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OFFSET
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1,1
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COMMENTS
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See A093883 for a discussion and guide to related sequences.
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LINKS
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MATHEMATICA
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f[j_] := j + 1; z = 12;
v[n_] := Product[Product[f[j]^2 + f[j] f[k] + f[k]^2,
{j, 1, k - 1}], {k, 2, n}]
Table[v[n], {n, 1, z}] (* A203581 *)
Table[v[n + 1]/v[n], {n, 1, z}] (* A203582 *)
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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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