-4^2 \sum from i=0 to 2 ((-1)^i/(2+i+1)^2 binomial(2,i) (1+2^(-2-i)))-4^2 \sum from i=0 to 2 ((-1)^i/(2+i+1)^2 binomial(2,i) (1+2^(-2-i)))

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