1, 1, 2, 2, 2, 3, 5, 5, 5, 6, 7, 9, 9, 11, 11, 12, 11, 14, 13, 16, 16, 17, 19, 21, 19, 22, 22, 21, 23, 24, 27, 27, 27, 29, 29, 32, 29, 35, 33, 36, 32, 38, 37, 41, 39, 41, 40, 42, 41, 45, 43, 45, 46, 48, 47, 49, 50, 52, 52, 55, 53, 57, 58, 56, 57, 59, 60, 61