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>
| 744: | \[L_{744}\] | 2 × 47 × 1103 × 1487 × 8929 × 4999681 × 24913583 × 1952755969 × 139858982614392549121<21> × 187819393477718369158203829103<30> × 474614475090604928367805014863<30> × 73483350528661634941003491044929827858529<41> |