Number of 2Xn arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.

A264715

Number of 2Xn arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.

Terms

    a(0) =1a(1) =2a(2) =2a(3) =18a(4) =116a(5) =627a(6) =6211a(7) =59011a(8) =449824a(9) =5256100a(10) =90734544a(11) =1163859524a(12) =24333174896a(13) =578216191424

External references