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>
| 1570: | \[L_{1570}\] | 3 × 41 × 43961 × 142934683 × 54401250340681<14> × 118544665447470244004882499092017261561<39> × 976922609704830455114855830649608682719829067966633529507<57> × 2649316458349805957119624217645154859675224981231357745208002205235280450701362319922061061737534240694269091582493060286887467545234852797350269648201524979420486524904695414754124977918142787115541583721<205> |