sin(tan(arcsinh(x)))=x-4/5!*x^5-136/7!*x^7+272/9!*x^9-222016/11!*x^11...

A012160

sin(tan(arcsinh(x)))=x-4/5!*x^5-136/7!*x^7+272/9!*x^9-222016/11!*x^11...

Terms

    a(0) =1a(1) =0a(2) =-4a(3) =-136a(4) =272a(5) =-222016a(6) =21267520a(7) =-3836913536a(8) =874251520256

External references