Sum of the first 18 Odd Numbers

Sum of the First <-- Enter n

Calculate the sum of the first 18 Odd Numbers

Σ n Odd Numbers formula:
S18 = n2
S18 = 182
S18 = 324

Display the first 18 Odd Numbers where On denotes the nth number
n On
1 1
2 3
3 5
4 7
5 9
6 11
7 13
8 15
9 17
10 19
11 21
12 23
13 25
14 27
15 29
16 31
17 33
18 35