A problem by Sangeeta Mishra
Level
pending
1, 4, 27, 16, ?, 36, 343
The answer is 125.
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1 solution
The numbers alternate between cubes and squares: 1 3 , 2 2 , 3 3 , 4 2 , 5 3 = 1 2 5 , 6 2 , 7 3 .