2
,
4
,
6
,
____________________
,
10
,
____________________
,
14
,
____________________
,
18
,
____________________
.
3
,
6
,
9
,
____________________
,
15
,
____________________
,
21
,
____________________
,
27
,
____________________
.
5
,
10
,
15
,
____________________
,
25
,
____________________
,
35
,
____________________
,
45
,
____________________
.
7
,
14
,
21
,
____________________
,
35
,
____________________
,
49
,
____________________
,
63
,
____________________
.