Question about list and while function

[doug2019]

I am trying to code a list of 10 items whose values ​​come from the equation y=a*(b-x) and complete the rest of it with 0. e.g:

a=1
b=5
list=[]
x=0
while (x<=b):
      x=x+1
      y=a*(b-x)
      break
list.append(y)
list=[1,2,3,4,5,6,0,0,0,0,0]