2 2 2 cosh (x)*cosh (sinh(x))*sinh(sinh(sinh(x))) + cosh (x)*cosh(sinh(sinh(x)))*sinh(sinh(x)) + cosh(sinh(x))*cosh(sinh(sinh(x)))*sinh(x)
/ 2 3 2 2 2 \ \cosh(sinh(x))*cosh(sinh(sinh(x))) + cosh (x)*cosh (sinh(x))*cosh(sinh(sinh(x))) + cosh (x)*cosh(sinh(x))*cosh(sinh(sinh(x))) + 3*cosh (sinh(x))*sinh(x)*sinh(sinh(sinh(x))) + 3*cosh(sinh(sinh(x)))*sinh(x)*sinh(sinh(x)) + 3*cosh (x)*cosh(sinh(x))*sinh(sinh(x))*sinh(sinh(sinh(x)))/*cosh(x)