Irregular triangle read by rows: T(n,k) is the number of dominating subsets with cardinality k of the n X n rook graph (n >= 0, 0 <= k <= n^2).

A368831

Irregular triangle read by rows: T(n,k) is the number of dominating subsets with cardinality k of the n X n rook graph (n >= 0, 0 <= k <= n^2).

Terms

    a(0) =1a(1) =0a(2) =1a(3) =0a(4) =0a(5) =6a(6) =4a(7) =1a(8) =0a(9) =0a(10) =0a(11) =48a(12) =117a(13) =126a(14) =84a(15) =36a(16) =9a(17) =1a(18) =0a(19) =0a(20) =0a(21) =0a(22) =488a(23) =2640a(24) =6712a(25) =10864a(26) =12726a(27) =11424a(28) =8008a(29) =4368

External references