Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 1556: | \[L_{1556}\] | 7 × 177383 × 466801 × 120693220882369<15> × 128594536439396778704267632829774596160574407<45> × 209069595768669890816019011024693017057063658398343<51> × 8136359727871832533208214725766838203445650694632915874962041762172497817372596930555306536713134745157071608347835932588903826398791189394377786385596008000993275121886243903718700091845901755682436627463<205> |