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>
521: | \[F_{521}\] | 9377 × 90166509474958826619701<23> × 4036141602565042506796807411189386353445847393842345956712607766030499464438698873<82> |