arcsinh(sec(x)*arcsinh(x))=x+1/3!*x^3+13/5!*x^5-163/7!*x^7+12409/9!*x^9...
A012828
arcsinh(sec(x)*arcsinh(x))=x+1/3!*x^3+13/5!*x^5-163/7!*x^7+12409/9!*x^9...
Terms
- a(0) =1a(1) =1a(2) =13a(3) =-163a(4) =12409a(5) =-931207a(6) =131515525a(7) =-22736601067
External references
- oeis: A012828