E.g.f. A(x) satisfies A(x) = 1/( 1 - x * A(x)^2 * cos(x * A(x)^2) ).
A381479
E.g.f. A(x) satisfies A(x) = 1/( 1 - x * A(x)^2 * cos(x * A(x)^2) ).
Terms
- a(0) =1a(1) =1a(2) =6a(3) =69a(4) =1200a(5) =28085a(6) =828240a(7) =29502473a(8) =1232606592a(9) =59114482569
External references
- oeis: A381479