Floor(integral_{n=0..infinity} (log(x) - log(1 + x^2))^n/(1 + x^2)^2 dx).

A221648

Floor(integral_{n=0..infinity} (log(x) - log(1 + x^2))^n/(1 + x^2)^2 dx).

Terms

    a(0) =0a(1) =-2a(2) =2a(3) =-7a(4) =24a(5) =-121a(6) =720a(7) =-5042a(8) =40324a(9) =-362893a(10) =3628841a(11) =-39916952a(12) =479002203a(13) =-6227023411a(14) =87178303368

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