OFFSET
1,6
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..1422
MATHEMATICA
a[n_] := DivisorSigma[0, Fibonacci[n]] - 1; Array[a, 100] (* Amiram Eldar, Apr 07 2024 *)
PROG
(PARI) a(n) = numdiv(fibonacci(n)) - 1; \\ Amiram Eldar, Apr 07 2024
CROSSREFS
KEYWORD
nonn
AUTHOR
Omar E. Pol, Jan 17 2009
STATUS
approved