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A203746
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Vandermonde sequence using x^2 + y^2 applied to the Fibonacci numbers (1,2,3,5,...,F(n+1)), where F=A000045.
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3
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1, 2, 50, 65000, 43324840000, 80869630778404000000, 3253172252849127885819732800000000, 18269693129769849495456863041081197822240000000000000, 100765626147569183251176439308305100821490845652979377896592000000000000000000
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OFFSET
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1,2
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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_] := Fibonacci[j]; z = 11;
u := Product[f[j]^2 + f[k]^2, {j, 1, k - 1}]
v[n_] := Product[u, {k, 2, n}]
Table[v[n], {n, 1, z}] (* A203746 *)
Table[v[n + 1]/v[n], {n, 1, z}] (* A203747 *)
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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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