Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 672: | \[L_{672}\] | 2 × 1087 × 2689 × 4481 × 21801023 × 11862575248703<14> × 4966336310413757728406317515606275329<37> × 8180446013881979766232718725267801762817730429421854800938664036525352767<73> |