Question 125012
If {{{n}}} is odd, {{{n+2}}} is the next odd number
{{{n(n + 2) = 255}}}
{{{n^2 + 2n - 255 = 0}}}
{{{(n + 17)(n - 15)}}}
The solutions are
{{{n = -17}}}
{{{n = 15}}} 
{{{n + 2 = 17}}}
The numbers are 15 and 17