G.f. satisfies: A(x) = Sum_{n>=1} (1 + x^n)/x^n * A(x)^(2*n), where A(0)=0 and A'(0)=1.
A268297
G.f. satisfies: A(x) = Sum_{n>=1} (1 + x^n)/x^n * A(x)^(2*n), where A(0)=0 and A'(0)=1.
Terms
- a(0) =1a(1) =-2a(2) =7a(3) =-32a(4) =164a(5) =-901a(6) =5188a(7) =-30898a(8) =188762a(9) =-1176352a(10) =7449008a(11) =-47792054a(12) =310008407a(13) =-2029688899a(14) =13395359991a(15) =-89020795407a(16) =595207901365
External references
- oeis: A268297