What is the integers from 25 to 41

It is the sum of the integers from 1-41 minus the sum of the integers from 1-24 divided by 17 the sum of the integers from 1-41 is (42) (45) / 2 = 861 the sum of the integers from 1-24 is (24) (25) / 2 = 300 (861-300) / 17 = 33 The answer is 33