Triangle read by rows: T(n,k) is the number of labeled quasi-loop-threshold graphs on vertex set [n] with k components, for n >= 1 and 1 <= k <= n.

A350746

Triangle read by rows: T(n,k) is the number of labeled quasi-loop-threshold graphs on vertex set [n] with k components, for n >= 1 and 1 <= k <= n.

Terms

    a(0) =2a(1) =3a(2) =4a(3) =16a(4) =18a(5) =8a(6) =133a(7) =155a(8) =72a(9) =16a(10) =1521a(11) =1810a(12) =910a(13) =240a(14) =32a(15) =22184a(16) =26797a(17) =14145a(18) =4180a(19) =720a(20) =64a(21) =393681a(22) =480879a(23) =262514a(24) =83230a(25) =16520a(26) =2016a(27) =128a(28) =8233803a(29) =10144283

External references