Number of 3Xn arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 7.

A264796

Number of 3Xn arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 7.

Terms

    a(0) =1a(1) =6a(2) =170a(3) =9656a(4) =1369408a(5) =275062400a(6) =89203565824

External references