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>
| 407: | \[F_{407}\] | 73 × 89 × 149 × 2221 × 140997186409836049132841<24> × 16858791493852006991125693680612934215433660323341561<53> |