Number of 2Xn arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 3 and columns nondecreasing modulo 5.
A264693
Number of 2Xn arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 3 and columns nondecreasing modulo 5.
Terms
- a(0) =1a(1) =1a(2) =7a(3) =56a(4) =348a(5) =4672a(6) =93864a(7) =1776576a(8) =42654496a(9) =1464068352a(10) =62669138688
External references
- oeis: A264693