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floor(sqrt(1-((24+j) 0.03125)^2) sqrt(2)/ 0.03125)^2 + (4 sum floor((2 sqrt(1-((24+j) 0.03125)^2 -( 0.03125/2 floor(sqrt(1-(j/32+24/32)^2) sqrt(2)/0.03125) +k 0.03125)^2))/0.03125 ), where k=1 to 5)
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