Number of 5Xn 0..3 arrays with rows nondecreasing and antidiagonals unimodal.

A224027

Number of 5Xn 0..3 arrays with rows nondecreasing and antidiagonals unimodal.

Terms

    a(0) =1024a(1) =100000a(2) =1859020a(3) =17735200a(4) =120352359a(5) =646270418a(6) =2903448338a(7) =11324147154a(8) =39352493380a(9) =124192808325a(10) =361131166470a(11) =978546580876

External references