E.g.f. A(x) satisfies: (A(x)^7 - 14*x)^2 = (2 - A(x)^2)^7.
A249923
E.g.f. A(x) satisfies: (A(x)^7 - 14*x)^2 = (2 - A(x)^2)^7.
Terms
- a(0) =1a(1) =1a(2) =-1a(3) =-12a(4) =45a(5) =1920a(6) =-12285a(7) =-812160a(8) =7372665a(9) =675993600a(10) =-7946069625a(11) =-929719296000
External references
- oeis: A249923