1, 1, 2, 2, 3, 2, 4, 5, 4, 3, 6, 5, 7, 4, 8, 6, 9, 4, 10, 6, 11, 6, 11, 12, 13, 7, 14, 10, 15, 8, 16, 17, 18, 9, 19, 10, 14, 10, 20, 21, 22, 11, 23, 21, 24, 11, 25, 21, 26, 13, 27, 14, 28, 14, 24, 29, 30, 15, 31, 32, 33, 16, 34, 35, 36, 18, 11, 19, 37, 19, 22, 29, 38, 14, 39, 29, 40, 20, 41, 42, 24, 22, 43, 23, 44, 23, 45, 46, 47, 24, 44, 23, 48,25