321815
domain: N
Appears in sequences
- Number of nX5 array permutations with each element not moving, or moving one space E, S or NW.at n=5A189606
- Number of nX6 array permutations with each element not moving, or moving one space E, S or NW.at n=4A189607
- T(n,k)=Number of nXk array permutations with each element not moving, or moving one space E, S or NW.at n=49A189610
- T(n,k)=Number of nXk array permutations with each element not moving, or moving one space E, S or NW.at n=50A189610