EntityQ1401935· pop 23· linked from 8 articlesk-permutationSign in to saveselection of some objects in a particular orderConnectionspermutationEntityInternational Standard Book NumberEntitydigital object identifierEntitycombinatoricsEntitysubsetEntityQ118398EntitybijectionEntityinjectionEntitydomain of a functionEntityfinite setEntitystringEntityOn-Line Encyclopedia of Integer SequencesEntityrecurrence relationEntityMathematical ReviewsEntitypartial functionEntityinteger sequenceEntityCategoriesCombinatoricsFunctions and mappings