Syntax

SERIESSUM(x, n, m, a)

Arguments

The printed syntax lists 4 argument(s), in order:

  • x
  • n
  • m
  • a

“optional” marks an argument Google prints in square brackets; “repeatable” marks one Google prints with “…”.

Description from Google Docs Editors Help

“Given parameters x , n , m , and a , returns the power series sum a 1 x n + a 2 x (n+m) + ... + a i x (n+(i-1)m) , where i is the number of entries in range `a`.”

Google’s help article for SERIESSUM →

Source: Google Docs Editors Help, “Google Sheets function list” (support.google.com/docs/table/25273), record record 253 of 516, data fetched 28 September 2026. Data month: September 2026.