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>
| 355: | \[L_{355}\] | 11 × 688846502588399<15> × 43137227648024611864946839441<29> × 474509504128267649899203532561<30> |