1, 8, 27, 64, 125, 216
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The sum of the first n cubed numbers is the square of the nth triangular number.
The sum of the first n cubed numbers is: [n*(n+1)/2]2 which is the same as the square of the sum of the first n numbers.
A number can't be cubed and prime. Cubed numbers (other than 1) have more than two factors.
6 cubed is equal to 216.
. N times 6 cubed