E.g.f. A(x) satisfies A(A(A(A(x)))) = (exp(8*x) - 1)/8.
A372795
E.g.f. A(x) satisfies A(A(A(A(x)))) = (exp(8*x) - 1)/8.
Terms
- a(0) =0a(1) =1a(2) =2a(3) =-2a(4) =8a(5) =24a(6) =-2240a(7) =59600a(8) =-640000a(9) =-35477120a(10) =2287843200a(11) =-337824000
External references
- oeis: A372795