Find the first six partial sums 1,3,5,7

The first six partial sums of the sequence 1,3,5,7 are as follows:

1
1 + 3 = 4
1 + 3 + 5 = 9
1 + 3 + 5 + 7 = 16
1 + 3 + 5 + 7 + 9 = 25
1 + 3 + 5 + 7 + 9 + 11 = 36