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A127605
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a[n]=2^(2*n*n)*product(product(sin(i*Pi/(2*n+1))^2+ sin(j*Pi/(2*n+1))^2,j=1..n),i=1..n).
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5
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1, 6, 500, 463736, 4614756624, 485005220494432, 533978739649683515200, 6129678550595328659594928000, 731483813983605533022316212534132992, 905665520470954445892575061753881157482726912
(list; graph; refs; listen; history; internal format)
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