G.f. A(x) satisfies 1/x = Sum_{n=-oo..+oo} A(x)^n * (1 + A(x)^n)^(n+1).
A378264
G.f. A(x) satisfies 1/x = Sum_{n=-oo..+oo} A(x)^n * (1 + A(x)^n)^(n+1).
Terms
- a(0) =1a(1) =3a(2) =10a(3) =38a(4) =164a(5) =783a(6) =4005a(7) =21400a(8) =117602a(9) =659019a(10) =3748736a(11) =21588796a(12) =125646501a(13) =737977155a(14) =4369147468a(15) =26048215099a(16) =156249597852a(17) =942344615209
External references
- oeis: A378264