Array read by antidiagonals: T(m,n) is the number of connected spanning subgraphs in the grid graph P_m X P_n.
A359993
Array read by antidiagonals: T(m,n) is the number of connected spanning subgraphs in the grid graph P_m X P_n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =1a(6) =1a(7) =23a(8) =23a(9) =1a(10) =1a(11) =105a(12) =431a(13) =105a(14) =1a(15) =1a(16) =479a(17) =7857a(18) =7857a(19) =479a(20) =1a(21) =1a(22) =2185a(23) =142625a(24) =555195a(25) =142625a(26) =2185a(27) =1a(28) =1a(29) =9967
External references
- oeis: A359993