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>
| 428: | \[F_{428}\] | 3 × 21401 × 374929 × 1247833 × 47927441 × 226981241 × 126192465881<12> × 479836483312919<15> × 767056342442009<15> × 8242065050061761<16> |