Number of (3+1)X(n+1) arrays of permutations of 0..n*4+3 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
A264367
Number of (3+1)X(n+1) arrays of permutations of 0..n*4+3 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
Terms
- a(0) =1a(1) =13a(2) =169a(3) =936a(4) =5184a(5) =33408a(6) =215296a(7) =1323792a(8) =8139609a(9) =50261301a(10) =310358689a(11) =1916465345a(12) =11834176225a(13) =73043905820a(14) =450847788304
External references
- oeis: A264367