Number of (n+2) X (5+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 2 and no antidiagonal sum 2 and no row sum 0 and no column sum 0.
A255789
Number of (n+2) X (5+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 2 and no antidiagonal sum 2 and no row sum 0 and no column sum 0.
Terms
- a(0) =1478a(1) =1696a(2) =4908a(3) =13857a(4) =43838a(5) =148202a(6) =496995a(7) =1676288a(8) =5721657a(9) =19514341a(10) =66487235a(11) =226880548a(12) =774405937a(13) =2642043704a(14) =9015737766a(15) =30767900439a(16) =104997515770a(17) =358293959918
External references
- oeis: A255789