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ARITHMETICSERIES (Start,Difference,Numbers,OnlyNth)

  • is the starting value
  • is the difference value of the series.
  • is the positive real number.


  • This function gives the Arithmetic series of the numbers.
  • An arithmetic series is the sum of a sequence {a_k}, k=1, 2, ..., in which each term is computed from the previous one by adding (or subtracting) a constant d.
  • Therefore, for k>1,
  • The sum of the sequence of the first n terms is then given by