Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 1840: | \[L_{1840}\] | 2207 × 245087 × 11079007 × 21623681 × 23725145626561<14> × 12824936893089848641<20> × 155987966056409389223623454401<30> × 337375661413010858151196642403293427355723620048005990288961<60> × 13484292549345009218015967701713491137426073107017330576389569<62> × 123142468225414367211027924955312827446875768657715913764725543345556714349180122523242033935541279371163921309725820140249903534526867633397827952016109554094454051693080503924801<180> |