cos(arcsin(sinh(x))) = 1-1/2!*x^2-7/4!*x^4-121/6!*x^6-5167/8!*x^8...
A012103
cos(arcsin(sinh(x))) = 1-1/2!*x^2-7/4!*x^4-121/6!*x^6-5167/8!*x^8...
Terms
- a(0) =1a(1) =-1a(2) =-7a(3) =-121a(4) =-5167a(5) =-410641a(6) =-51771127a(7) =-9466034761
External references
- oeis: A012103