Fatto matematico: 4961 is a Hexanacci-like number starting from 1, 1, 1, 1, 1, and 1.
Trivia: 4961 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: July 31st is the day in 1987 that a rare, class F4 tornado rips through Edmonton, Alberta, killing 27 people and causing $330 million in damage.