general_fact: 740 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 740 is the number of self-avoiding walks of length 8.
trivia: 740 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: January 9th is the day in 1349 that the Jewish population of Basel, Switzerland, believed by the residents to be the cause of the ongoing Black Death, is rounded up and incinerated.