Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 2220: | \[L_{2220}\] | 2 × 7 × 23 × 241 × 887 × 2161 × 2663 × 17761 × 20641 × 10661921 × 60984881 × 4331024641<10> × 21423730326721<14> × 114087288048701953998401<24> × 2253772903551034084797601<25> × 1753583251175771127559228156664349601<37> × 4086065014983503657102301260827018344294395858179966903549548776808763971512561<79> × 5554158633336244361017827645396549952138113001085539780453289456597694691494189909599227999216011326738458349825481022847777706140509416770939665502721070452542356904365085442302101236362880417957299637154205698806745730902858072838147211841<241> |