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>
| 1028: | \[L_{1028}\] | 7 × 1621567201 × 17762705089<11> × 7546434914849209018892972148117910851218254070164982041800954045684165524261444129<82> × 45395232987927178177026250423498038613923905581640188492064270270165337995239157672903903666472877611998613210641<113> |