login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A012084 cosh(arcsin(tan(x)))=1+1/2!*x^2+13/4!*x^4+421/6!*x^6+26713/8!*x^8... 0

%I #4 Feb 24 2012 12:50:40

%S 1,1,13,421,26713,2871241,473357413,111506036461,35624155784113,

%T 14838126699784081,7813931867856058813,5076900281143623362101,

%U 3989607021222775392853513,3730016905780866035656178521

%N cosh(arcsin(tan(x)))=1+1/2!*x^2+13/4!*x^4+421/6!*x^6+26713/8!*x^8...

%K nonn

%O 0,3

%A Patrick Demichel (patrick.demichel(AT)hp.com)

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 25 16:57 EST 2024. Contains 370332 sequences. (Running on oeis4.)