Maths
Maths, Physics Revision
HOME
Physicss Physics A Level Physics Home Revision hut
numbers
Number that only have themselves and 1 as factors are said to be Prime Numbers. For example 2 3 5 7 11 13 17 19 23 29 etc This sequence is called a prime number sequence
1, 4, 9, 16, 25, 36, 49
This is called a square number sequence
The next sequence the difference between the numbers
increases by  1 every time  
1,     3 ,    6,     10,    15,    21,
2        3         4         5       6  
This is called a triangle number sequence
1, 8, 27, 64, 125, 216
This is called a cube number sequence
12 22 32 42 52 62 72
13    23    33         43          53              63