Number of labeled trees with n nodes and even number of leaves minus number of labeled trees with n nodes and odd number of leaves.
A090347
Number of labeled trees with n nodes and even number of leaves minus number of labeled trees with n nodes and odd number of leaves.
Terms
- a(0) =1a(1) =3a(2) =8a(3) =5a(4) =-156a(5) =-1253a(6) =48a(7) =116937a(8) =1236140a(9) =-4517689a(10) =-317599800a(11) =-3473788019a(12) =43408737540
External references
- oeis: A090347