581575

Appears in sequences

• Number of (n+1)X(3+1) arrays of permutations of 0..n*4+3 with each element having directed index change 2,-1 1,0 2,1 0,-1 -2,-2 or -1,0.at n=7A264486
• T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change 2,-1 1,0 2,1 0,-1 -2,-2 or -1,0.at n=52A264490