Question: inputting into a table

i have an equation which is something like

F''(1)=a0+R*a1+R^2*a2+R^3*a3+...R^n*an

I need to write the coefficients an in a table against the power of R

so something like

n        an

0        ....

1       ....

2       ....

my table should go up to n=15

thanks

mj

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