The Math Behind Levelling Up In Minecraft

Algebra Level 2

In the game Minecraft, for the first 16 levels you only need 17 experience points (XP) to reach the next level. A character starts with 0 XP at level 0.

Which of the following functions $f(L)$ best describes the number of experience points needed to reach level $L$ , for $0 \leq L \leq 17$ ?