Number of nX4 0..3 arrays with row sums unimodal and column sums inverted unimodal.
A223662
Number of nX4 0..3 arrays with row sums unimodal and column sums inverted unimodal.
Terms
- a(0) =130a(1) =29922a(2) =5285887a(3) =761845474a(4) =93974096640
External references
- oeis: A223662