Number of rooted trees with n nodes and 10-colored non-root nodes.
A246239
Number of rooted trees with n nodes and 10-colored non-root nodes.
Terms
- a(0) =0a(1) =1a(2) =10a(3) =155a(4) =2770a(5) =54465a(6) =1136402a(7) =24723000a(8) =554540590a(9) =12732651160a(10) =297795974970
External references
- oeis: A246239