Number of labeled chains with n edges.

A048174

Number of labeled chains with n edges.

Terms

    a(0) =1a(1) =1a(2) =7a(3) =73a(4) =1051a(5) =19381a(6) =436087a(7) =11585953a(8) =354981571a(9) =12322179901a(10) =477938035807

External references