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>
| 731: | \[L_{731}\] | 3571 × 6709 × 144481 × 283373530129<12> × 2302157683611209<16> × 116132778374741929<18> × 2245212638684498881645135901993069059399968886050738999879234693320191270322269082436068294850569<97> |