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table of (((2n+1) / (2n)) * n * (1 + 2^(-2n) * binom (2n,n)) - 1.) / (2n+1) for n=10..15
table of (((2n+1) / (2n)) * n * (1 + 2^(-2n) * binom (2n,n)) - 1.) / (2n+1) for n=10..15
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