Surely the question is wasn't meant to say what it literally said, but a solution to its literal statement
is still possible.
The two consecutive numbers are: 18 and 19.
The smaller two numbers are: 18 and 19.
Their product is 342 .
The largest number is 19.
Its square is 361.
342 is 19 less than 361.
Find 3 consecutive numbers where the product of the smaller two numbers is 19 less than the square of the largest number.
5,6,7
11,12,13
8,10,12
1, 3, 5
16, 17 and 18
12, 13 and 14
8, 9, and 10
5, 6 and 7
14, 15, 16
4, 6, and 8
3, 5, 7