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>
| 421: | \[F_{421}\] | 11789 × 644049169 × 45688564527041<14> × 12419612272955106811356207991726829826708946646468147276038541<62> |