Fatto generale: 18218 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 18218 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 18218 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: November 16th is the day in 1979 that the first line of Bucharest Metro (Line M1) is opened from Timpuri Noi to Semănătoarea in Bucharest, Romania.