Number of nX7 nonnegative integer arrays with each row and column increasing from zero by 0, 1, 2 or 3.
A202923
Number of nX7 nonnegative integer arrays with each row and column increasing from zero by 0, 1, 2 or 3.
Terms
- a(0) =1a(1) =84a(2) =23661a(3) =10457226a(4) =4694959782
External references
- oeis: A202923