🌐EnglishEnglishFrançaisItalianoPortuguêsРусский中文EntityQ15264444· pop 6· linked from 221 articlesSchröder–Hipparchus numbernumber in combinatoricsAvailable in 5 languagesFrançaisРусскийItalianoRomanianvia Wikidata sitelinks · CC0ConnectionsPlutarchEntityprime numberEntityCategoriesEnumerative combinatoricsInteger sequences