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>
| 682: | \[L_{682}\] | 3 × 43 × 307 × 3020733700601<13> × 1663197282394121<16> × 4119195390916451267369043975633437849<37> × 41302274082662165763464111559897607072294544504901768386727483824430922369<74> |