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>
866: | \[L_{866}\] | 3 × 1570305303424283<16> × 1384788744431744615094252041<28> × 916006582096815826380866110463506907<36> × 1610308127966354668663603882246757559296174585151451989713182385729963131820938560954346001569143470561<103> |