[1,1,1,1,4,1,1,9,9,1,1,18,50,18,1,1,35,212,212,35, 1,1,68,823,2024,823,68,1,1,133,3131,16415,16415, 3131,133,1,1,262,11968,124890,291902,124890,11968, 262,1,1,519,46278,938394,4619032,4619032,938394, 46278,519,1]