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>
| 1369: | \[L_{1369}\] | 54018521 × 61659761 × 703912913635035799<18> × 949640399755038808826626194231013742660149691191977094194975016464564998557426969532446392539041<96> × 5707643788443611321779593981657231366762368044320260751694114766823228093954660205329427618653827484603169139131542421177342360754972038561357669094468333119<157> |