a(n) = coefficient of x^n in the power series A(x) such that: x = Sum_{n=-oo..+oo} (-1)^n * x^n * (2 + x^n)^n * A(x)^n.
A357797
a(n) = coefficient of x^n in the power series A(x) such that: x = Sum_{n=-oo..+oo} (-1)^n * x^n * (2 + x^n)^n * A(x)^n.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =18a(4) =85a(5) =374a(6) =1659a(7) =7774a(8) =36876a(9) =177494a(10) =867424a(11) =4285653a(12) =21373782a(13) =107475746a(14) =544244911a(15) =2773091748a(16) =14207171278a(17) =73140904609a(18) =378184133959
External references
- oeis: A357797