Number of (n+1)X(2+1) 0..3 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements.
A251161
Number of (n+1)X(2+1) 0..3 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements.
Terms
- a(0) =552a(1) =5054a(2) =32083a(3) =172457a(4) =966212a(5) =5804029a(6) =35120036a(7) =209215196a(8) =1237992428a(9) =7337306495a(10) =43581646090a(11) =258955567227
External references
- oeis: A251161