Math

Consecutive Integers Calculator

Sum of n consecutive integers.

Parameters Live Compute
Calculated Output
Sum 55
Step-by-Step Breakdown
1. Values used:
2. Start at = 1
3. Count = 10
4. Sum = 55
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Sum = n(2a + n − 1)÷2.

Frequently Asked Questions

1 to n?

n(n+1)/2.

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