cosh(sinh(x)+arctan(x))=1+4/2!*x^2+8/4!*x^4+214/6!*x^6-2120/8!*x^8...
A013065
cosh(sinh(x)+arctan(x))=1+4/2!*x^2+8/4!*x^4+214/6!*x^6-2120/8!*x^8...
Terms
- a(0) =1a(1) =4a(2) =8a(3) =214a(4) =-2120a(5) =244474a(6) =-19663636a(7) =2667954774a(8) =-459657139376
External references
- oeis: A013065