This variety of k-cup is $56.52 for 72 k-cups. If you do the math, that's $0.78 per k-cup.
Amazon is a bit wordier with how they named this product. They call it "Puroast Low Acid Coffee Single-Serve Pods, Bold House Blend, High Antioxidant, Compatible with Keurig 2.0 Coffee Makers (72 Count)".
Some additional details about this product:
Need to know more? You can read more about this product on Amazon.
Oh, and here's a bunch of pictures if you've never seen k-cup pods before: