arcsinh(arcsinh(x)+arctan(x))=2*x-11/3!*x^3+441/5!*x^5-48897/7!*x^7...
A013109
arcsinh(arcsinh(x)+arctan(x))=2*x-11/3!*x^3+441/5!*x^5-48897/7!*x^7...
Terms
- a(0) =2a(1) =-11a(2) =441a(3) =-48897a(4) =10711449a(5) =-3898352493
External references
- oeis: A013109