Number of 4Xn 0..3 arrays with row sums nondecreasing and column sums unimodal.

A224126

Number of 4Xn 0..3 arrays with row sums nondecreasing and column sums unimodal.

Terms

    a(0) =35a(1) =6627a(2) =1070499a(3) =145901795a(4) =17292618579

External references