[1,1,1,1,3,1,1,5,5,1,1,7,14,7,1,1,9,28,28,9,1,1, 11,47,79,47,11,1,1,13,71,175,175,71,13,1,1,15,100, 331,504,331,100,15,1,1,17,134,562,1196,1196,562, 134,17,1,1,19,173,883,2464,3514,2464,883,173,19,1, 1,21,217]