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A068096
a(n) = F(L(n)) where F(n) = n-th Fibonacci number and L(n) = n-th Lucas number.
3
1, 1, 2, 3, 13, 89, 2584, 514229, 2971215073, 3416454622906707, 22698374052006863956975682, 173402521172797813159685037284371942044301, 8801063578447437644962364569698707634360652047981718378070013667111
OFFSET
0,3
LINKS
FORMULA
a(n) = Sum_{k=1..F(n-1)+1} binomial(F(n-1), k-1)*F(F(n)+k-1), where F(n) is A000045. - Tony Foster III, Sep 03 2018
MATHEMATICA
Table[Fibonacci[LucasL[n]], {n, 0, 13}] (* Vladimir Joseph Stephan Orlovsky, Feb 08 2012 *)
PROG
(Magma) [Fibonacci(Lucas(n)): n in [0..12]]; // Vincenzo Librandi, Sep 18 2017
(PARI) a(n) = fibonacci(fibonacci(n+1)+fibonacci(n-1)) \\ Felix Fröhlich, Sep 17 2017
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Leroy Quet, Mar 22 2002
STATUS
approved