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>
| 1199: | \[L_{1199}\] | 199 × 2399 × 128621 × 338119 × 788071 × 3827209 × 593985111211<12> × 1956504782983743073760002509931453644469501<43> × 43085804931819899906509269167334009888353849<44> × 12019258291234764019436063703712772027577908632568184869274348348088579048003446876149720020046246289429415342871774335494781<125> |