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>
| 973: | \[L_{973}\] | 29 × 5839 × 30859 × 253279129 × 14331800109223159<17> × 38696853648090980696069385811<29> × 81440171834622470927420126087680098177958023811935079980581239<62> × 3702040444086382587129156277356779416999230789529532520234383239220767298113771<79> |