Henry Ernest Dudeney/Puzzles and Curious Problems/140 - A Curious Progression/Solution

by : $140$

 * A Curious Progression

Solution
The solution given by 's correspondent, which is as good a solution as any, is:


 * $153 = 1! + 2! + 3! + 4! + 5!$

where $n!$ denotes the factorial of $n$.

We at came to the same conclusion by clicking on 153, on which this fact is presented.

Also see

 * 153
 * Sum of Sequence of Factorials