Number of (n+1) X (2+1) 0..4 arrays with row and column sums nondecreasing, and no adjacent elements equal.
A233310
Number of (n+1) X (2+1) 0..4 arrays with row and column sums nondecreasing, and no adjacent elements equal.
Terms
- a(0) =463a(1) =7248a(2) =93533a(3) =1112270a(4) =11993847a(5) =121586107a(6) =1175160522a(7) =10931803610a(8) =98615414329a(9) =867629867875
External references
- oeis: A233310