长度不减的整数的非重叠区间，以复合数开始，以质数结束，定义一个中间表（如下所示），其中第一列定义序列。
4, 5
6, 7
8, 9, 10, 11
12, 13, 14, 15, 16, 17
18, 19, 20, 21, 22, 23
24, 25, 26, 27, 28, 29
30, 31, 32, 33, 34, 35, 36, 37
38, 39, 40, 41, 42, 43, 44, 45, 46, 47
48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59
60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71
