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>
| 695: | \[L_{695}\] | 11 × 30859 × 296071 × 253279129 × 14331800109223159<17> × 42380699344645720130200107747413328193862316141954131<53> × 1140699639606236636788043281944124045833235792168889152901<58> |