A203700 v(n+1)/v(n), where v=A203699.

3, 49, 7581, 7116564, 53384011821, 2691938356606629, 974129194408249269936, 2421523335222305362745057025, 41813273584290579636523734161020881, 4964034317033092618070068384710502904318976

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[j] f[k] + f[k]^2,
  {j, 1, k - 1}]
v[n_] := Product[u[n], {k, 2, n}]
Table[v[n], {n, 1, z}]          (* A203699 *)
Table[v[n + 1]/v[n], {n, 1, z}] (* A203700 *)

Crossrefs

Sequence in context: A086459 A180602 A326342 * A063893 A291707 A145572

Adjacent sequences: A203697 A203698 A203699 * A203701 A203702 A203703

Keyword

nonn

Author

Clark Kimberling, Jan 04 2012

Status

approved