EntityQ973861· pop 22· linked from 105 articlesfactorial primeSign in to saveprime numbers of the form n!±1Connectionslist of prime numbersEntityPerrin numberEntitycomplex numberEntityprime numberEntityintegerEntity11EntityQ37141Entity17Entity19Entity23Entity29Entity31EntityfactorialEntity47Entity43Entity41Entity37Entity53Entity73Entity79EntityCategoriesClasses of prime numbersFactorial and binomial topicsInteger sequences