Number of connected unlabeled graphs with n nodes and floor(n*(n-1)/4) edges.

A054926

Number of connected unlabeled graphs with n nodes and floor(n*(n-1)/4) edges.

Terms

    a(0) =1a(1) =0a(2) =0a(3) =2a(4) =5a(5) =19a(6) =132a(7) =1579a(8) =33366a(9) =1343120a(10) =105723785a(11) =15968704512

External references