Question
13 15 ? 63 143
293 What should come in place of question mark (?) in the following number series?Solution
13 + 1² + 1³ = 15 15 + 2² + 2³ = 27 27 + 3² + 3³ = 63 63 + 4² + 4³ = 143 143 + 5² + 5³ = 293
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