b'\n_START_ARTICLE_\nSylvesters talf\xc3\xb6ljd\n_START_PARAGRAPH_\nSylvesters talf\xc3\xb6ljd \xc3\xa4r en talf\xc3\xb6ljd d\xc3\xa4r varje tal i f\xc3\xb6ljden \xc3\xa4r produkten av de f\xc3\xb6reg\xc3\xa5ende talen plus ett, d\xc3\xa4r det f\xc3\xb6rsta talet \xc3\xa4r 2._NEWLINE_De f\xc3\xb6rsta talen i serien \xc3\xa4r: 2, 3, 7, 43, 1807, 3263443, 10650056950807, 113423713055421844361000443,..._NEWLINE_Talf\xc3\xb6ljden \xc3\xa4r uppkallad efter James Joseph Sylvester.\n_START_SECTION_\nEgenskaper\n_START_PARAGRAPH_\nFr\xc3\xa5n definitionen f\xc3\xb6ljer att s\xe2\xb1\xbc \xe2\x89\xa1 1 (mod s\xe1\xb5\xa2) f\xc3\xb6r i < j. D\xc3\xa4rmed \xc3\xa4r varje talpar i talf\xc3\xb6ljden relativt prima.'