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>
| 392: | \[L_{392}\] | 47 × 12653761 × 1016307041 × 10745088481<11> × 1290038175039560430642984778500260607762641561539198721<55> |