Number of connected subgraphs of the 12 X 12 grid graph induced by a vertex subset of size n.

A262245

Number of connected subgraphs of the 12 X 12 grid graph induced by a vertex subset of size n.

Terms

    a(0) =1a(1) =144a(2) =264a(3) =724a(4) =2097a(5) =6388a(6) =20168a(7) =65416a(8) =216286a(9) =725208a(10) =2457738a(11) =8398428a(12) =28882214a(13) =99811780a(14) =346190276a(15) =1203840960a(16) =4193106473a(17) =14616481492a(18) =50950086836a(19) =177468099920a(20) =617261864317

External references