Number of (n+3)X(2+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.
A258951
Number of (n+3)X(2+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.
Terms
- a(0) =80000a(1) =213920a(2) =605904a(3) =1724976a(4) =4964896a(5) =14867112a(6) =44522440a(7) =134384448a(8) =410930808a(9) =1260815840a(10) =3895391352a(11) =12098662888a(12) =37721194992a(13) =118143270584a(14) =371262795592
External references
- oeis: A258951