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>
| 1599: | \[L_{1599}\] | 22 × 79 × 521 × 859 × 4767481 × 108383419 × 173027791 × 370248451 × 7188487771<10> × 7277931649<10> × 598243187466365611<18> × 77172891685198015687501<23> × 781758897640162023697900721<27> × 29009196548436220933458401274211367648069<41> × 533417669877582414136990078686019620738036040459<48> × 74767499571515634726112348732099175579194252660947223069<56> × 1450377400595973977104332000352942636031863299526007677318921849<64> |