M000199
$$\pi=199779992\arctan\left(\frac{1}{162166243}\right)+199011208\arctan\left(\frac{1}{225823278}\right)+275831916\arctan\left(\frac{1}{284862638}\right)+19190270\arctan\left(\frac{1}{403478642}\right)-189340178\arctan\left(\frac{1}{657922943}\right)+87928872\arctan\left(\frac{1}{727507932}\right)+223433268\arctan\left(\frac{2}{1498434239}\right)-383934934\arctan\left(\frac{2}{4417955351}\right)+268000698\arctan\left(\frac{1}{5606994804}\right)+114409694\arctan\left(\frac{1}{7804016832}\right)-50397484\arctan\left(\frac{2}{27894683333}\right)+58423876\arctan\left(\frac{2}{74522099649}\right)-434021188\arctan\left(\frac{1}{66492889557}\right)+50208530\arctan\left(\frac{1}{68844144046}\right)+57905980\arctan\left(\frac{1}{190122366697}\right)+30829306\arctan\left(\frac{1}{293153860797}\right)-158700948\arctan\left(\frac{1}{169838669284032}\right)$$