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>
| 1308: | \[L_{1308}\] | 2 × 7 × 23 × 2856113921 × 1208589208727<13> × 657260575798011765406142510792855512395193572120997168445702890242321058261403681<81> × 3105887737718555967456806126618675363410363200010271652575038684642887300614904488849375469538637132419529901993596781131096242495049035471171330940213331040251321403463<169> |