Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
620: | \[L_{620}\] | 7 × 743 × 2161 × 467729 × 63407380432801<14> × 33758740830460183<17> × 8314779109998261578100799469252561<34> × 39923101180162532203628533832264933982105244403089841<53> |