Expansion of g.f. A(x) satisfying A(x)^2 = A( x*A(x) + x*A(x)^2 + x*A(x)^3 ).

A376230

Expansion of g.f. A(x) satisfying A(x)^2 = A( x*A(x) + x*A(x)^2 + x*A(x)^3 ).

Terms

    a(0) =1a(1) =1a(2) =3a(3) =8a(4) =28a(5) =98a(6) =370a(7) =1423a(8) =5643a(9) =22753a(10) =93299a(11) =387324a(12) =1625768a(13) =6886156a(14) =29399430a(15) =126377000a(16) =546527682a(17) =2376094442a(18) =10379414436a(19) =45532904886a(20) =200511864604a(21) =886055084460

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