OFFSET
1,4
LINKS
Michael Ian Shamos, Shamos's catalog of the real numbers, (2011).
FORMULA
Equals 2 * Sum_{k>=0} 1/(4*k+2)! = 2 * A334364. - Amiram Eldar, Dec 11 2021
EXAMPLE
1.00277832894710406107696901331408507...
MATHEMATICA
RealDigits[Cosh[1] - Cos[1], 10, 100][[1]] (* Amiram Eldar, Dec 11 2021 *)
PROG
(PARI) cosh(1) - cos(1)
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Christoph B. Kassir, Dec 11 2021
STATUS
approved