Denominators of expansion of exp(1-sqrt(1-x-x^2)).

A144580

Denominators of expansion of exp(1-sqrt(1-x-x^2)).

Terms

    a(0) =1a(1) =2a(2) =4a(3) =48a(4) =384a(5) =640a(6) =46080a(7) =645120a(8) =1720320a(9) =185794560a(10) =3715891200a(11) =1946419200

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