Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having directed index change -2,-2 -1,0 0,1 or 1,0.
A264530
Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having directed index change -2,-2 -1,0 0,1 or 1,0.
Terms
- a(0) =1a(1) =1a(2) =29a(3) =166a(4) =1424a(5) =8180a(6) =59259a(7) =373106a(8) =2412437a(9) =15444786a(10) =98319654a(11) =631317049a(12) =4000509800a(13) =25638291546a(14) =162726625613
External references
- oeis: A264530