What will be coefficient of w ^ 22 in this equation.(w - a)*(w-b)*(w-c)...*(w-z).

1) a*b + a*c + ... + a*z
2) b*a + b*c + b*d + ... + b*z
3) a*b*c*d + e*f*g*h + ...
4) a*b*c*d*e + f*g*h*i*j + ...
5) NONE OF THESE