Number of (n+1)X(6+1) 0..2 arrays with row and column sums nondecreasing, and no adjacent elements equal.
A233407
Number of (n+1)X(6+1) 0..2 arrays with row and column sums nondecreasing, and no adjacent elements equal.
Terms
- a(0) =42a(1) =293a(2) =2543a(3) =21765a(4) =216088a(5) =1283251a(6) =11808072a(7) =70311171a(8) =571963910a(9) =3520539997
External references
- oeis: A233407