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>
| 600: | \[L_{600}\] | 2 × 47 × 1103 × 1601 × 3041 × 124001 × 1948801 × 6996001 × 23735900452321<14> × 3160438834174817356001<22> × 2768864177646584420637552001<28> × 1393078961742658514909432047447201<34> |