Number of nX6 0..2 arrays with diagonals and antidiagonals unimodal and rows nondecreasing.

A224351

Number of nX6 0..2 arrays with diagonals and antidiagonals unimodal and rows nondecreasing.

Terms

    a(0) =28a(1) =784a(2) =13052a(3) =151010a(4) =1421762a(5) =12340932a(6) =107694133a(7) =977742699a(8) =9202126546a(9) =88363107023a(10) =855357421083

External references