In this [Example.][1]
Is the Serebii page for Hariyama, saying it takes him 1,640,000 Points to reach level 100, which is insane! They Labeled this as a Fluctuating Growth rate, what Other pokemon have that same growth rate? [1]: http://www.serebii.net/pokedex-bw/297.shtml
There are 14 Pokemon in this Growth group,They are: Breloom Corphish Crawdaunt Drifblim Drifloon Gulpin Hariyama Illumise Makuhita Seviper Shroomish Swalot Wailmer Wailord Here's the actual list and Here's the list of Growth groups