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>
189: | \[F_{189}\] | 2 × 13 × 17 × 53 × 109 × 421 × 38933 × 35239681 × 955921950316735037<18> |