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Cognitive Reasoning and Attention Practice 0 pts · 🔥0 · 🪙0

What number logically completes the sequence: 3, 7, 15, 31, 63, ...?

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The pattern is to multiply the previous number by 2 and add 1 (or add consecutive powers of 2 starting with 4). 63 multiplied by 2 plus 1 is 127.

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