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>
| 858: | \[L_{858}\] | 2 × 32 × 43 × 307 × 5147 × 90481 × 495923 × 261399601 × 12280217041<11> × 2441129996120243<16> × 91511926516446372951418403<26> × 13092861035652370656608696909281<32> × 397535631406924637746967016593987472090762140382658214083960354856329<69> |