Four of the following five are alike in a certain way and so form a group. Which is the one that does not belong to that group?

Step-by-step solution

aligned & 72=9^2-9 ; 42=7^2-7 ; 152=12^2+8 ; 110= & 11^2-11 ; 156=13^2-13 aligned Except 152, others show the trend x ^2- x .