Find a Pythagorean triplet in which one member is `12`.

Explanation

To find a Pythagorean triplet in which one member is 12, we can use the formula for generating Pythagorean triplets. A Pythagorean triplet consists of three positive integers \(a\), \(b\), and \(c\) such that \(a^2 + b^2 = c^2\).

### Step-by-Step Solution:

1. **Understanding Pythagorean Triplets**:
A Pythagorean triplet can be generated using the formula:
- \(a = 2m\)
- \(b = m^2 - 1\)
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