To find the value ANY square by addition, add that many sequential odd numbers (starting with 1).
1^2=1, 2^2=1+3, 3^2=1+3+5 and goes on forever.
To find the value ANY square by addition, add that many sequential odd numbers (starting with 1).
1^2=1, 2^2=1+3, 3^2=1+3+5 and goes on forever.
RE: Squares and square-ishes - hacks for when you need to multiply numbers but your brain doesn't want to.