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Number series (next square of consecutive odd integers): Continue the pattern. Given sequence: 1, 9, 25, 49, 81, ? Identify the next term as a perfect square of an odd number. Choose the correct value.

Difficulty: Easy

Correct Answer: 121

Explanation:


Pattern
Squares of odd numbers: 1², 3², 5², 7², 9², ...


Next term
11² = 121


Common pitfalls
Mistaking for arithmetic series; it is a sequence of perfect squares.

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