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>
| 526: | \[L_{526}\] | 3 × 250891481 × 4642687887954716283889<22> × 24217098773760331404972705629420681235110299113081734625234963438332680992626009<80> |