Lattice Path 2 5 [0,0,1,0,-1,0] [1,0,2,0,1,1] [2,0,1,1,3,1] [4,0,3,1,4,1] [1,1,0,2,1,2] [3,1,4,1,2,2] [4,1,4,2,5,2]