XIII quadrupled

• Weeks per annum?
• Weeks per year in old Rome
• Year in the apostle Paul's travels
• Two years before Claudius was murdered
• MXL ÷ XX
• Roman deck count?
• Approximate number of weeks in a Roman year
• Year for Nero
• Number of weeks in a Roman year

WordNet Word definitions in WordNet
adj. being two more than fifty [syn: fifty-two , 52 ]