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>
550: | \[F_{550}\] | 52 × 112 × 89 × 101 × 151 × 199 × 331 × 661 × 3001 × 39161 × 92401 × 474541 × 7239101 × 15806979101<11> × 6982111964759801<16> × 964537359154707797801<21> × 5527278404454199535821801<25> |