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>
| 881: | \[L_{881}\] | 200869 × 13997329 × 15699421 × 6495704747341<13> × 11232226076002932461084864587805740929410884907299534716207344486299<68> × 4075465525611407087093768277888378141103399152027318779994997422884625845436870604909<85> |