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>
| 1457: | \[L_{1457}\] | 20399 × 3010349 × 1092639269 × 6643838879<10> × 96079154542901<14> × 3716547106969351<16> × 115241743608307284211<21> × 89002644581162455406007319<26> × 19146468233499787569369582592972446527599151363979952394158042336424031189855096126807215344224159115676631408543038951793981260785776319626745045533393885685939811604844304524710130402392931804209869<200> |