Fatto matematico: 8178 is the number of ways 13 people can line up so that only one person has a taller person in front of him.
Trivia: 8178 is an uninteresting number.
Data storica: May 22nd is the day in 1936 that Aer Lingus (Aer Loingeas) is founded by the Irish government as the national airline of the Republic of Ireland.