tables > lucas

Lucas Sequence

Defined with \(L_0=2\), \(L_1=1\), and \(L_n=L_{n-1}+L_{n-2}\) when \(n\geq2\). Related to the Fibonacci sequence.

Table

Viewing: 3938 – 3938 << prev next >>

(available: 0-4999)

Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 3938: \[L_{3938}\] 3 × 43 × 307 × 307163 × 316590102769<12> × 11117060005921<14> × 28186756596622582369<20> × 24542088379834158308710757181431652367422241<44> × [332495991130701265734583762090216095404904937934842635787541593124743962776380468933182589474634831590745000679225080106800347393490099831318813044628633233483400648624771071274401540263207928760137287090933361010517326235694260511568467049915029453383248327843923482690568234306230798437751840620368600857466684707140724858394646465885876596603374232580466885699762408333347321729905819986158134628577215593596388644718011751104490311444273944241744468305978005288513882496174085085510710881388754261418895198905308192784742755181847251595988403325088685139828246288811726889982287871118213779872346379327836929827819356503705435200162968299817656301153782560200017791279897424918446530186915196005588722939031143718732507187<726>]

Index range: 3938 – 3938 << prev next >>