Number of 4 X 4 0..n arrays with row and column sums one greater than the previous row and column.
A202866
Number of 4 X 4 0..n arrays with row and column sums one greater than the previous row and column.
Terms
- a(0) =2a(1) =1346a(2) =41852a(3) =491892a(4) =3436102a(5) =17232446a(6) =68544440a(7) =229551288a(8) =672922218a(9) =1773763178a(10) =4286374004a(11) =9634559948a(12) =20367690798a(13) =40850961478a(14) =78277647728a(15) =144113836976a(16) =256112415570a(17) =441063276882a(18) =738481048172
External references
- oeis: A202866