Source: https://www.axelnax.fr/contenu/03.%20Premi%C3%A8re%20technologique%20(S%C3%A9rie%20SMTG%20et%20ST2S)/01.%20Math%C3%A9matiques/01.%20Cours/09.%20Les%20suites%20num%C3%A9riques/Les_suites_num%C3%A9riques.pdf