title: Sum Series 12 32 52 2N 12 1
signature: def sumSeries1232522N121(n: Int) = {
source_py: def sum_series_12_32_52_2n_12_1(n):
      return int((((n * ((2 * n) - 1)) * ((2 * n) + 1)) / 3))
source_cpp: int sum_series_12_32_52_2n_12_1(int n) {
    return ( n * ( 2 * n - 1 ) * ( 2 * n + 1 ) ) / 3;
  }