25
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Find the missing number in this sequence: 0, 1, 4, 9, 16, __

### Response:
25
assistant

The pattern of the sequence is obtained by squaring consecutive integers:

0² = 0
1² = 1
2² = 4
3² = 9
4² = 16
5² = 25

Therefore, the next number in the sequence would be 25.