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for n=3, 2^((2n(n+7)-17-11(-1)^n)/2)3^(n(n+1)+2)5^((2n(n-2)+1+(-1)^n)/2)7^((6n(n-2)+3+5(-1)^n)/8)11^((2n(n-2)-1+(-1)^n)/4)96577^((2n(n-2)-3+3(-1)^n)/8)
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