Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 554: | \[L_{554}\] | 3 × 3323 × 217169 × 504852443 × 3028908993883307<16> × 18165718667374022538958378462719661737105043598259812182855832226753700523949190363<83> |