Fibonacci Sequence
Defined with \(F_0=0\), \(F_1=1\), and \(F_n=F_{n-1}+F_{n-2}\) when \(n\geq2\).
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
309: | \[F_{309}\] | 2 × 617 × 318889 × 519121 × 5644193 × 512119709 × 32386142297<11> × 883364563627459323040861<24> |