Question: expanding fractions into polynomial

Hi,

I am trying to expand the following into a polynomial on maple:


1/((1+x)*(1+x^2)*(1+x^3)*(1+x^4)*(1+x^5)*(1+x^6)*(1+x^7)*(1+x^8)*(1+x^9)*(1+x^10))

to get  1 + x + 2 x^(2)+ 3 x^(3)+ 5 x^(4)+ 7 x^(5)+ 11 x^(6)+ 15 x^(7)+ 22 x^(8)+ 30 x^(9)+ 42 x^(10)...  

I tried to use the expand() code but it still would not expand it to the above polynomial...

is there any other way to get to this polynomial from that fraction please?

Any help will be appreciated

Many Thanks

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