Number of nX6 array permutations with each element not moving, or moving one space E, S or NW.
A189607
Number of nX6 array permutations with each element not moving, or moving one space E, S or NW.
Terms
- a(0) =1a(1) =60a(2) =912a(3) =17617a(4) =321815a(5) =5897476a(6) =107793872a(7) =1968061359a(8) =35917517449a(9) =655347656612
External references
- oeis: A189607