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1. Sum of Squares 2. Sum of Cubes 3. Alternating Sum 4. Harmonic Series Sum 5. Geometric Series Sum 6. Print Nth Row of Pascal Triangle 7. Catalan Numbers 8. Tribonacci Series 9. Lucas Series 10. Pell Series

Sum of Cubes

Calculate sum of cubes 1³ + 2³ + ... + n³.

IntermediatePhase 6 - Category 4: Mathematical CombinationsExample 2 of 10

sum-of-cubes.py

1# Take n
2n = int(input("Enter n: "))
3
4# Calculate sum of cubes
5total = 0
6for i in range(1, n + 1):
7    total += i * i * i
8
9print(f"Sum of cubes: {total}")

Output

Enter n: 5
Sum of cubes: 225

What's going on

Sum cubes of numbers from 1 to n.

Key Concepts:

Loop from 1 to n

Calculate i * i * i

Accumulate sum

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