Number of nX2 arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 7.

A264792

Number of nX2 arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 7.

Terms

    a(0) =1a(1) =3a(2) =6a(3) =23a(4) =112a(5) =561a(6) =3519a(7) =39132a(8) =437312a(9) =4828352a(10) =70006528a(11) =1118710784a(12) =17726058496a(13) =298648682496

External references