a(n) = Product_{k=1..n} (k^2 - 2).

A263766

a(n) = Product_{k=1..n} (k^2 - 2).

Terms

    a(0) =1a(1) =-1a(2) =-2a(3) =-14a(4) =-196a(5) =-4508a(6) =-153272a(7) =-7203784a(8) =-446634608a(9) =-35284134032

External references