Expansion of Sum_{i>=1} mu(i)^2*x^i / (1 - Sum_{j>=1} mu(j)^2*x^j)^2, where mu() is the Moebius function (A008683).

A281812

Expansion of Sum_{i>=1} mu(i)^2*x^i / (1 - Sum_{j>=1} mu(j)^2*x^j)^2, where mu() is the Moebius function (A008683).

Terms

    a(0) =1a(1) =3a(2) =8a(3) =19a(4) =44a(5) =99a(6) =218a(7) =473a(8) =1012a(9) =2144a(10) =4504a(11) =9395a(12) =19482a(13) =40189a(14) =82534a(15) =168829a(16) =344145a(17) =699334a(18) =1417146a(19) =2864510a(20) =5776889a(21) =11626101a(22) =23353272a(23) =46827677a(24) =93747221a(25) =187399328a(26) =374092162a(27) =745817021a(28) =1485138398a(29) =2954041789

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