Number of 2-colored connected labeled graphs with n vertices of the first color and n vertices of the second color.

A005333

Number of 2-colored connected labeled graphs with n vertices of the first color and n vertices of the second color.

Terms

    a(0) =1a(1) =5a(2) =205a(3) =36317a(4) =23679901a(5) =56294206205

External references