🌐EnglishEnglishDeutschEspañolPortuguêsTiếng ViệtРусскийالعربيةفارسی한국어中文日本語EntityQ336787· pop 12· linked from 95 articlesenumerative combinatoricsarea of combinatorics that deals with the number of ways that certain patterns can be formedAvailable in 12 languagesEspañolDeutsch中文日本語РусскийPortuguêsالعربيةHungarianTiếng ViệtUkrainianConnectionscombinatoricsEntityCatalan numberEntityCategoriesEnumerative combinatorics