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A203702 v(n+1)/v(n), where v=A203701. 2
5, 130, 25636, 28716740, 236631565960, 12705797338650000, 4767029025189356900000, 12126770507151944803953632800, 212318208746951339013683682117800000, 25425834059910484466764205797889644291200000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A093883 for a discussion and guide to related sequences.

LINKS

Table of n, a(n) for n=1..10.

MATHEMATICA

f[j_] := Fibonacci[j + 1]; z = 11;

u[n_] := Product[f[j]^2 + f[k]^2, {j, 1, k - 1}]

v[n_] := Product[u[n], {k, 2, n}]

Table[v[n], {n, 1, z}]          (* A203701 *)

Table[v[n + 1]/v[n], {n, 1, z}] (* A203702 *)

CROSSREFS

Sequence in context: A069078 A003732 A203476 * A142892 A229879 A145611

Adjacent sequences:  A203699 A203700 A203701 * A203703 A203704 A203705

KEYWORD

nonn

AUTHOR

Clark Kimberling, Jan 04 2012

STATUS

approved

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Last modified August 11 15:10 EDT 2022. Contains 356066 sequences. (Running on oeis4.)