Sum of the first 10 Even Numbers

Sum of the First <-- Enter n

Calculate the sum of the first 10 Even Numbers

Σ n Even Numbers formula:
S10 = n(n + 1)
S10 = 10(10 + 1)
S10 = 10(11)
S10 = 110

Display the first 10 Even Numbers where En denotes the nth number
n En
1 2
2 4
3 6
4 8
5 10
6 12
7 14
8 16
9 18
10 20