Sum of Linear Number Sequence Calculator
Calculate the sum of linear number sequences and arithmetic progressions.
Linear Sequence Sum Calculation
Results
Enter sequence parameters to calculate the sum.
Formulas
Arithmetic Sequence Sum
S_n = n(a₁ + a_n)/2
S_n = n(2a₁ + (n-1)d)/2
Linear Sequence Sum
For sequence: an + b
S_n = n(a(n+1)/2 + b)