Question

type the missing number in this sequence:
1, □, 16, 64, 256
submit

Explanation:

Step1: Identify sequence pattern

Observe the ratio of consecutive terms: $\frac{64}{16}=4$, $\frac{256}{64}=4$

Step2: Apply pattern to find missing term

Multiply first term by 4: $1 \times 4 = 4$
Verify: $4 \times 4 = 16$, which matches the sequence.

Answer:

4