1,2

5*a(5n)=F(10n+1)-(-1)^n-5; 5*a(5n+1)=F(10n+3)-2*(-1)^n-5; a(5n+2)=5*F(10n+5)+7*(-1)^n-1; 5a(5n+3)=F(10n+7)-3*(-1)^n-5; 5a(5n+4)=F(10n+9)+(-1)^n-5

(PARI) a(n)=vecmax(contfrac(fibonacci(n+1)^5/fibonacci(n)^5))

Cf. A113500.

Sequence in context: A126654 A058382 A070617 this_sequence A120315 A119362 A070630

Adjacent sequences: A113503 A113504 A113505 this_sequence A113507 A113508 A113509

nonn

Benoit Cloitre (benoit7848c(AT)orange.fr), Jan 11 2006