Odd integers between 8 and 26
{ 9,11,13,15,17,19,21,23,25}...added = 153 <==
If this is regards to science and take off then <span>V1= Takeoff decision speed.
VR= Rotation speed. V2=Single engine climb speed. .</span>
The larger number is 56 because if you do 68-12=56