Arithmetic Series Sum Formula
Calculates the sum of a finite arithmetic sequence from its first term and common difference.
Formula
S = n/2 × (2a + (n - 1)d)
Discipline: Mathematics. Result unit: dimensionless.
Variables and units
- S — Series Sum: Sum of the sequence terms
- n — Number of Terms: Number of terms in the sequence
- a — First Term: First value in the sequence
- d — Common Difference: Difference between consecutive terms