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>
275: | \[L_{275}\] | 112 × 101 × 151 × 199 × 331 × 39161 × 92401 × 6982111964759801<16> × 964537359154707797801<21> |