Multiple of 2s
2 x 2
4
3 x 2
6
2 x 3
3 x 4
12
4 x 5
20
2 x 5
10
3 x 3
9
2 x 4
3 x 5
15
4 x 4
16
2 x 6
12
3 x 6
18
2 x 7
14
3 x 7
21
5 x 5
25
2 x 8
16
3 x 8
24
2 x 9
18
3 x 9
27
5 x 7
35
2 x 11
22
3 x 10
30
2 x 10
20
3 x 11
33
4 x 6
24