Triangle read by rows: T(n,m) = number of 3-uniform T_0-hypergraphs with n distinct edges and m vertices(n>=3, 1<=m<=2*n+1).
A093854
Triangle read by rows: T(n,m) = number of 3-uniform T_0-hypergraphs with n distinct edges and m vertices(n>=3, 1<=m<=2*n+1).
Terms
- a(0) =0a(1) =0a(2) =0a(3) =4a(4) =80a(5) =480a(6) =840a(7) =0a(8) =0a(9) =0a(10) =1a(11) =200a(12) =3840a(13) =27720a(14) =77280a(15) =45360a(16) =0a(17) =0a(18) =0a(19) =0a(20) =252a(21) =14664a(22) =263844a(23) =2192400a(24) =8709120a(25) =13819680a(26) =3991680a(27) =0a(28) =0a(29) =0
External references
- oeis: A093854