docs: public static int[] evenlyLgSpaced(final int lgStart, final int lgEnd, final int points) {
      if (points <= 0) {
        throw new SketchesArgumentException("points must be > 0");
      }
      if ((lgEnd < 0) || (lgStart < 0)) {
        throw new SketchesArgumentException("lgStart and lgEnd must be >= 0.");
      }
      final int[] out = new int[points];
      out[0] = 1 << lgStart;
      if (points == 1) { return out; }
      final double delta = (lgEnd - lgStart) / (points - 1.0);
      for (int i = 1; i < points; i++) {
        final double mXpY = (delta * i) + lgStart;
        out[i] = (int)round(pow(2, mXpY));
      }
      return out;
    }