Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 1980: | \[L_{1980}\] | 2 × 7 × 23 × 241 × 263 × 881 × 967 × 2161 × 3169 × 5281 × 8641 × 20641 × 63361 × 66529 × 103681 × 46046881 × 102551329 × 152204449 × 6611299712161<13> × 8049866996161<13> × 13373763765986881<17> × 87978304336622467681<20> × 19574415608415821912881<23> × 151409133906803874308734561<27> × 2800076631444853778881663695403201<34> × 12654330083326240397313917259754561<35> × 2695584443592250755413589885491714531291350843860852946870124946822749068664355041162954843952766073321866562428472160590780267575145600782522607198845336796716550161<166> |