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>
| 2465: | \[L_{2465}\] | 11 × 59 × 3571 × 4931 × 19489 × 34511 × 1158551 × 2004539 × 12760031 × 120196353941<12> × 1322154751061<13> × 3346382358191<13> × 234698707394739151891<21> × 964838287139321446051<21> × 190034278162116710307721<24> × 51779094945301591086890829977801<32> × 31052955050216656539394585443151241<35> × 1352091823712049679616025983437139711549290136004358066983966563609<67> × 3602665696823973640772679474655328550047262104885600935824451206283481<70> × 7429607057242376630895520607108717693195242004482500822370530424793657932039383011<82> × 470582169233395019285397710168278465423283056922977114859471585702989477011640178011476657731<93> |