Number of configurations of the 3-dimensional 3 X 3 X 3 sliding cube puzzle that require a minimum of n moves to be reached, starting with the empty space in the center of the combination cube.
A090574
Number of configurations of the 3-dimensional 3 X 3 X 3 sliding cube puzzle that require a minimum of n moves to be reached, starting with the empty space in the center of the combination cube.
Terms
- a(0) =1a(1) =6a(2) =24a(3) =72a(4) =192a(5) =624a(6) =2004a(7) =6504a(8) =19776a(9) =62760a(10) =186000a(11) =583712a(12) =1720972a(13) =5344088a(14) =15565416a(15) =47816092a(16) =137916958
External references
- oeis: A090574