Number of unlabeled semi-strong digraphs on n nodes with an odd number of pairwise different components.
A054953
Number of unlabeled semi-strong digraphs on n nodes with an odd number of pairwise different components.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =83a(4) =5048a(5) =1047013a(6) =705422455
External references
- oeis: A054953