Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having directed index change 0,0 0,1 1,0 -2,-1 or -1,-2.
A264169
Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having directed index change 0,0 0,1 1,0 -2,-1 or -1,-2.
Terms
- a(0) =16a(1) =418a(2) =6017a(3) =96296a(4) =1531900a(5) =23916656a(6) =375202191a(7) =5888212022a(8) =92168640612
External references
- oeis: A264169