Measurements of $v_{2}\{2\}$, $v_{2}\{4\}$, and $v_{2}\{6\}$ in p-Pb (left panel) and Pb-Pb (right panel) collisions. The measurements of $v_{2}\{2\}$ are obtained with a $|\Delta \eta| > 1.4$ gap. Only statistical errors are shown as these dominate the uncertainty.