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>
171: | \[F_{171}\] | 2 × 17 × 37 × 113 × 797 × 6841 × 54833 × 5741461760879844361<19> |