Number of nX5 0..2 arrays with rows, columns and antidiagonals unimodal and diagonals nondecreasing.

A223930

Number of nX5 0..2 arrays with rows, columns and antidiagonals unimodal and diagonals nondecreasing.

Terms

    a(0) =86a(1) =1915a(2) =15791a(3) =86439a(4) =386495a(5) =1548633a(6) =5773556a(7) =20277077a(8) =67308910a(9) =211460339a(10) =629882429a(11) =1783655626a(12) =4817110825a(13) =12451066977a(14) =30910052731a(15) =73949198559a(16) =171030335166a(17) =383497912713a(18) =835834876572

External references