The Number of Possible Gametes

Divided According to the Number
of Chromosome Pairs in Each Parent

Number of Chromosome Pairs
(n)

Mom's Posssible Gametes
(2n)

Dad's Posssible Gametes
(2n)

The Number of Possible  Offspring
(2n)2

1

2

2

4

2

4

4

16

3

8

8

64

4

16

16

256

5

32

32

1,024

6

64

64

4,096

7

128

128

16,384

8

256

256

65,536

9

512

512

262,144

10

1,024

1,024

1,048,576

11

2,048

2,048

4,194,304

12

4,096

4,096

16,777,216

13

8,192

8,192

67,108,864

14

16,384

16,384

268,435,456

15

32,768

32,768

1,073,741,824

16

65,536

65,536

4,294,967,296

17

131,072

131,072

17,179,869,184

18

262,144

262,144

68,719,476,736

19

524,288

524,288

274,877,906,944

20

1,048,576

1,048,576

1,099,511,627,776

21

2,097,152

2,097,152

4,398,046,511,104

22

4,194,304

4,194,304

17,592,186,044,416

23

8,388,608

8,388,608

70,368,744,177,664