G.f. A(x) satisfies: A(x) = x * exp( A(x)^2/x - A(-x^2)^2/(2*x^2) + A(x^3)^2/(3*x^3) - A(-x^4)^2/(4*x^4) + ... ).
A363293
G.f. A(x) satisfies: A(x) = x * exp( A(x)^2/x - A(-x^2)^2/(2*x^2) + A(x^3)^2/(3*x^3) - A(-x^4)^2/(4*x^4) + ... ).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =7a(4) =26a(5) =101a(6) =412a(7) =1756a(8) =7692a(9) =34350a(10) =155980a(11) =718312a(12) =3345890a(13) =15735091a(14) =74613107a(15) =356348561a(16) =1712593184a(17) =8276207120a(18) =40192085383a(19) =196045684833a(20) =960042529894
External references
- oeis: A363293