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>
| 1174: | \[L_{1174}\] | 3 × 2347 × 398657084227<12> × 17510408523401<14> × 822692513068388760412789500019987886030547448821802667<54> × 5555485260672779037084567276494899788788241705162853018172924765660430771280037727672392427435289211196690531179929039273937959974229435212507743896213876181825947<163> |