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>
| 1172: | \[L_{1172}\] | 7 × 658663 × 10219841 × 24581527 × 597674724425809<15> × 4135321522022849<16> × 29972702057287464545214436597282589232167378909954477536330326950648719097214985786753064951607446316781075392843189578426076042884712625762026449409688833025180708222653197884994393857968572641<194> |