Fait général: 1631 is two London bible printers accidentally left "not" out of the 7th commandment, which then read "Thou shalt commit adultery.".
Fait mathématique: 1631 is the number of ordered subsets of {1,2,3,4,5} than contain the number 1.
Culture générale: 1631 is two London bible printers accidentally left "not" out of the 7th commandment, which then read "Thou shalt commit adultery.".
Date historique: June 18th is the day in 1767 that Samuel Wallis, an English sea captain, sights Tahiti and is considered the first European to reach the island.