E.g.f. satisfies: A'(x) = 1 + 4*A(x) + A(x)^2, where A(0)=0.
A234854
E.g.f. satisfies: A'(x) = 1 + 4*A(x) + A(x)^2, where A(0)=0.
Terms
- a(0) =1a(1) =4a(2) =18a(3) =96a(4) =624a(5) =4896a(6) =45072a(7) =474624a(8) =5619456a(9) =73903104a(10) =1069106688a(11) =16872800256a(12) =288483876864
External references
- oeis: A234854