E.g.f. A(x) satisfies A(x) = 1/( 1 - sinh(x) * A(x)^2 ).
A381428
E.g.f. A(x) satisfies A(x) = 1/( 1 - sinh(x) * A(x)^2 ).
Terms
- a(0) =1a(1) =1a(2) =6a(3) =73a(4) =1344a(5) =33481a(6) =1054656a(7) =40223233a(8) =1802385024a(9) =92827015921
External references
- oeis: A381428