Number of 2Xn arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 7.
A264795
Number of 2Xn 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) =15a(3) =130a(4) =1944a(5) =40188a(6) =1149120a(7) =49148112a(8) =2541311040a(9) =156667403520
External references
- oeis: A264795