They are 1, 6, 15, 28, 45, 66, 91, 120, 153 and 190.
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The sum of the first 10 odd whole numbers is 100.
10
The first 10 composites are: 4, 6, 8, 9, 10, 12, 14, 15, 16, 18.
The first six composite numbers are: 4, 6, 8 , 9, 10, and 12.
π (pi) = 3.141592653