G.f. A(x) satisfies: 2 = Sum_{n=-oo..+oo} x^n * A(x)^n * (A(x)^n + x^n)^n.
A292088
G.f. A(x) satisfies: 2 = Sum_{n=-oo..+oo} x^n * A(x)^n * (A(x)^n + x^n)^n.
Terms
- a(0) =1a(1) =0a(2) =4a(3) =16a(4) =90a(5) =552a(6) =3818a(7) =27256a(8) =200812a(9) =1515912a(10) =11695500a(11) =91752936a(12) =729850840a(13) =5873414168a(14) =47739736006a(15) =391396504592
External references
- oeis: A292088