Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
689: | \[L_{689}\] | 521 × 42719 × 119218851371<12> × 114557357776889<15> × 1949248585456901<16> × 1658785314719995177305160344325838496446304635226259547303451013559035144460688265645157963274971<97> |