EntityQ2503280· pop 26· linked from 372 articlesLucas numberSign in to savenumber in the Lucas sequence where each number is the sum of the two preceding it (2, 1, 3, 4, 7, 11, ...)ConnectionsFibonacci sequenceEntityPerrin numberEntityprime numberEntityarithmetic progressionEntitylist of prime numbersEntitypower of twoEntityfigurate numberEntitygenerating functionEntityPell numberEntityautomorphic numberEntityFibonacci polynomialsEntitySmarandache–Wellin numberEntityStrobogrammatic numberEntityInternational Standard Book NumberEntitynatural numberEntitycomplex numberEntityintegerEntitycommon sunflowerEntity11EntityQ37141EntityCategoriesFibonacci numbersInteger sequencesRecurrence relationsUnsolved problems in number theory