Number of labeled trees with a forbidden limb of length 3.
A052323
Number of labeled trees with a forbidden limb of length 3.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =4a(5) =65a(6) =576a(7) =5887a(8) =92464a(9) =1680345a(10) =34041520a(11) =774906011a(12) =19537590744a(13) =540890740117
External references
- oeis: A052323