tanh(arcsin(x)*arcsin(x))=2/2!*x^2+8/4!*x^4-112/6!*x^6-8832/8!*x^8...
A012347
tanh(arcsin(x)*arcsin(x))=2/2!*x^2+8/4!*x^4-112/6!*x^6-8832/8!*x^8...
Terms
- a(0) =0a(1) =2a(2) =8a(3) =-112a(4) =-8832a(5) =-269568a(6) =18508800a(7) =4584990720a(8) =373223424000
External references
- oeis: A012347