201, as it might be etched in stone

• Third-century starter
• LXVII x III
• One-fifteenth of MMMXV
• Ten score, plus one
• Nero's 201
• Year in the papacy of St. Zephyrinus
• Early third-century year
• LXVII tripled
• Half of CDII

Wiktionary Word definitions in Wiktionary
init. (context telecommunications English) http://en.wikipedia.org/wiki/Co-channel%20interference