Number of balanced signed graphs on n unlabeled nodes.

A034892

Number of balanced signed graphs on n unlabeled nodes.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =8a(4) =39a(5) =226a(6) =2283a(7) =36789a(8) =1062679a(9) =55717077a(10) =5405078682a(11) =972656526492

External references