The sum of the first 1,200 odd numbers 1,440,000.

The sum of the first 100 odd numbers is 10,000.

The sum of the first 300 odd numbers is 90,000

The sum of the first 1,000 odd numbers is 1,000,000.

The sum of the first 5,000 odd numbers 25,000,000.

The sum of the first 153 odd numbers is 23,409.

The sum of the first 40 odd numbers is 1,600.

The sum of the first 50 odd numbers is 2,500.

The sum of the first 13 odd numbers is 169.

The sum of the first 15 odd numbers is 225.

The sum of the first 600 odd numbers is 360,000.

The sum of the first nine odd numbers is 81.

The sum of the first 8,000 odd numbers 64,000,000.

the sum of first 50 consecutive odd numbers is 9801

The sum of the first 500 odd counting numbers is 250,000.

The sum of the first 10 odd whole numbers is 100.