E.g.f. A(x) satisfies A(x) = 1/( 1 - x * cosh(x * A(x)) )^2.
A381377
E.g.f. A(x) satisfies A(x) = 1/( 1 - x * cosh(x * A(x)) )^2.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =30a(4) =288a(5) =4090a(6) =68160a(7) =1292774a(8) =28627200a(9) =739821618a(10) =21729070080a(11) =708442911022
External references
- oeis: A381377