Number of 3Xn arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 6.
A264706
Number of 3Xn arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 6.
Terms
- a(0) =1a(1) =6a(2) =296a(3) =26304a(4) =4689792a(5) =1263257856a(6) =603321053184
External references
- oeis: A264706