Question
1,2, 5, ‘?’, 41, 122,
365Solution
1 × 3 – 1 = 2 2 × 3 – 1 = 5 5 × 3 – 1 = 14 14 × 3 – 1 = 41 41 × 3 – 1 = 122 122 × 3 – 1 = 365
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