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>
| 669: | \[F_{669}\] | 2 × 4013 × 13381 × 108377 × 46871477 × 251534189 × 524888033 × 404275734463249277<18> × 164344610046410138896156070813<30> × 6071779617117999594835757254262106185322243030667128113<55> |