Lucas Sequence
Defined with \(L_0=2\), \(L_1=1\), and \(L_n=L_{n-1}+L_{n-2}\) when \(n\geq2\). Related to the Fibonacci sequence.
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
433: | \[L_{433}\] | 12361187009<11> × 203421415129<12> × 110588112062920249<18> × 11155343204218537406813313601234143763016570579820689<53> |