Number of n-input 2-output switching networks under the action of S(n) on the inputs and S(2) and complementing group C(2,2) on the outputs.

A000856

Number of n-input 2-output switching networks under the action of S(n) on the inputs and S(2) and complementing group C(2,2) on the outputs.

Terms

    a(0) =3a(1) =24a(2) =1676a(3) =22920064

External references