G.f. A(x) = Sum_{n>=0} x^n*(A(x)^n + sqrt(2))^n/(1 + sqrt(2)*x*A(x)^n)^(n+1).
A324620
G.f. A(x) = Sum_{n>=0} x^n*(A(x)^n + sqrt(2))^n/(1 + sqrt(2)*x*A(x)^n)^(n+1).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =7a(5) =22a(6) =92a(7) =440a(8) =2281a(9) =12493a(10) =71765a(11) =430651a(12) =2693870a(13) =17539117a(14) =118715136a(15) =834501419a(16) =6086215582a(17) =46008381159a(18) =360118132277
External references
- oeis: A324620