Number of labeled trees of diameter 4 with n nodes.

A000555

Number of labeled trees of diameter 4 with n nodes.

Terms

    a(0) =60a(1) =720a(2) =6090a(3) =47040a(4) =363384a(5) =2913120a(6) =24560910a(7) =218386080a(8) =2044958916a(9) =20112075984a(10) =207161237010

External references