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

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(available: 0-4999)

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

* 3994: \[L_{3994}\] 3 × 469934041 × 59524221784627<14> × 4577072729447781727961<22> × [12947784384188063482510771418550776016081742817109894753211006605775682344798804391865430752794854872594460596102934079751990182100778997284211746353927466035529664378214529096439818334755946977358402078236129696178428845653377042332524784250198521155915689596593413361365786025188263592642176018781723474073358286058341977733255518468820893514710561219886412382977061525177860181721746131659266688723097483575679271807248876939924268963918034557978815457867403576838344428532929685935413542369656508675398394300857888999863960101639513571739975810920998074424424962825968103095116679798314815749115222602650860837688650256239647928615919466202395678896174418144766350294243787754981852120332667117759095341509549781145508999634553103556709116729157426205685220561506026182506598212412892803<791>]

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