Triangle read by rows: Number of oriented graphs on n nodes with k components.

Terms

a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =0a(7) =5a(8) =1a(9) =1a(10) =0a(11) =34a(12) =6a(13) =1a(14) =1a(15) =0a(16) =535a(17) =39a(18) =6a(19) =1a(20) =1a(21) =0a(22) =20848a(23) =584a(24) =40a(25) =6a(26) =1a(27) =1a(28) =0a(29) =2120098