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Let a₁, a₂/2, a₃/2², …, a₁₀/2⁹ be a G.P. of common ratio 1/√2. If a₁ + a₂ + … + a₁₀ = 62, then a₁ is equal to

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Let a₁, a₂/2, a₃/2², …, a₁₀/2⁹ be a G.P. of common ratio 1/√2. If a₁ + a₂ + … + […]