The sum of two evens is even so the sum of any number of evens is even. It is, therefore, impossible for the sum of three even numbers, whether or not consecutive, to be 57, which is an odd number.
The numbers are 272 and 274.
The numbers are 18 and 20.
They are 16 and 18
The numbers are 82, 84, 86 and 88.
10 and 12
224 x 226
The numbers are 10 and 12.
26 28 30
There is no set of two consecutive even numbers that total -96. There is only a set of odds. The numbers are -49 and -47.
There are two consecutive even numbers. The numbers are 62 and 64.
The numbers are 2, 4 and 6.
The numbers are -134, -132 and -130.