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>
260: | \[F_{260}\] | 3 × 5 × 11 × 41 × 131 × 233 × 521 × 2081 × 3121 × 24571 × 90481 × 14736206161<11> × 42426476041450801<17> |