Denominators of coefficients in expansion of (cos x)/(1 - x - x^2).

A279311

Denominators of coefficients in expansion of (cos x)/(1 - x - x^2).

Terms

    a(0) =1a(1) =1a(2) =2a(3) =2a(4) =24a(5) =24a(6) =720a(7) =720a(8) =4480a(9) =40320a(10) =3628800a(11) =3628800a(12) =479001600a(13) =95800320a(14) =2641766400a(15) =87178291200

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