multiples of 3
(2)(3)=
6
(2)(5)=
10
(2)(6)=
12
(2)(7)=
14
(2)(9)=
18
(3)(3)=
9
(3)(5)=
15
(3)(6)=
18
(3)(7)=
21
(3)(9)=
27
(4)(3)=
12
(4)(5)=
20
(4)(6)=
24
(4)(7)=
28
(9)(9)=
81
(10)(3)=
30
(5)(5)=
25
(5)(6)=
30
(5)(7)=
35
(8)(9)=
72
(8)(3)=
24
(8)(5)=
40
(6)(6)=
36
(7)(7)=
49
(6)(9)=
54