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Identify the number that doesn’t belong with the others 2, 5, 10, 17, 26, 37, 50, 64

Question and options

Identify the number that doesn’t belong with the others
2, 5, 10, 17, 26, 37, 50, 64
  1. 50
  2. 26
  3. 37
  4. 64

Answer and explanation

Correct answer: D - 64
The series is n2+1n^2 + 1: 2, 5, 10, 17, 26, 37, 50, 65. So 64 is wrong (should be 65).

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