G.f. A(x) satisfies: Series_Reversion( A(x) + A(x)^2 ) = A(x) - A(x)^2.
A277292
G.f. A(x) satisfies: Series_Reversion( A(x) + A(x)^2 ) = A(x) - A(x)^2.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =21a(4) =122a(5) =758a(6) =4958a(7) =33509a(8) =233810a(9) =1641150a(10) =12364368a(11) =71807506a(12) =1354944972a(13) =-33794258600
External references
- oeis: A277292