G.f. A(x) satisfies A(x) = ( 1 + x*A(x)^(7/2)/(1 - x*A(x)) )^2.
A378690
G.f. A(x) satisfies A(x) = ( 1 + x*A(x)^(7/2)/(1 - x*A(x)) )^2.
Terms
- a(0) =1a(1) =2a(2) =17a(3) =190a(4) =2438a(5) =33938a(6) =498413a(7) =7602010a(8) =119261202a(9) =1912171310a(10) =31194947785a(11) =516153663072
External references
- oeis: A378690