A203745 v(n+1)/v(n), where v=A203744.

1, 9, 343, 159201, 405644148, 8381289855897, 1133306048131390809, 1093947085320463930138128, 7194345828945469232715564421275, 327523371985748110292890409683276560873, 102224358690662476283916918246343386308640672768

Offset

1,2

Comments

See A093883 for a discussion and guide to related sequences.

Links

Table of n, a(n) for n=1..11.

Mathematica

f[j_] := Fibonacci[j]; z = 11;
u := Product[f[j]^2 - f[j] f[k] + f[k]^2, {j, 1, k - 1}]
v[n_] := Product[u, {k, 2, n}]
Table[v[n], {n, 1, z}]          (* A203744 *)
Table[v[n + 1]/v[n], {n, 1, z}] (* A203745 *)

Crossrefs

Sequence in context: A157589 A055601 A225328 * A012812 A266881 A119756

Adjacent sequences: A203742 A203743 A203744 * A203746 A203747 A203748

Keyword

nonn

Author

Clark Kimberling, Jan 05 2012

Status

approved