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
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 2760: | \[L_{2760}\] | 2 × 47 × 367 × 1103 × 1601 × 3041 × 166703 × 10556128943<11> × 79124079649<11> × 2257739682241<13> × 12663962446607<14> × 23735900452321<14> × 37309023160481<14> × 3666722972369761<16> × 229036634383450199521<21> × 441720958100381917103<21> × 9006182299773698893500481<25> × 20773980348027907767372962802857903<35> × 102899488503377372377223252536301134241<39> × 6874250232150891079581982150152596953848720126107344828862561<61> × 199461923368184556088207134922911511119846897447190037163915112125182538530366181849393698578146261920978026932435497649582859510781923567660168391078839173960330894901950170819001653934492606528911900748480183319266766467825910436235277779883922598758438702491202585281<270> |