Number of nX3 arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 6.

A264703

Number of nX3 arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 6.

Terms

    a(0) =2a(1) =15a(2) =296a(3) =9024a(4) =492480a(5) =30233088a(6) =3589152768a(7) =470304423936

External references