program PascalGuru;
function pow(x: real; n: integer): real;
var
r: real;
i: integer;
begin
r := x;
for i := 1 to n - 1 do
r := r * x;
pow := r;
end;
var
i, answer: real;
n: integer;
begin
for n := 1 to 15 do
begin
answer := pow(1 / 2, n) + pow(1 / 3, n);
writeln('A', n, '= ', answer:0:5);
end;
readln;
end.