Question
Find the next number of the series: 42, 42, 49,
75, 138, ‘?’Solution
42 + 1³ - 1 = 42 42 + 2³ - 1 = 49 49 + 3³ - 1 = 75 75 + 4³ - 1 = 138 138 + 5³ - 1 = 262
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