Answer: What Comes Next? #404

The answer is C: 4374.

The rule

Multiply by 3 each time.

The pattern as Python code

Here is a tiny Python program that follows the same rule. Type it into IDLE and run it to print the whole pattern, including the answer.

number = 6
for step in range(7):
    print(number)
    number = number * 3

When you run it, Python prints:

6
18
54
162
486
1458
4374