Prime sequence

Almost composite

Smallest LiKe sequence

range

(3)

9, 27, 81, …, 3ⁱ

(9)

≥9

(3, 5)

9, 15, 25, 27, 45, …

(25, 27)

>15

(3, 5, 7)

9, 15, 21, 25, 27, 35, 45, …

-

>21

(3, 5, 7, 11)

9, 15, 21, 25, 27, 33, 35, 45, …

-

>33

(3, 5, 7, 11, ..., P_n)

9, 15, 21, 25, 27, 33, 35, 39, 45, …

-

$>3\times P_n$