A349804 Decimal expansion of cosh(1) - cos(1).
1, 0, 0, 2, 7, 7, 8, 3, 2, 8, 9, 4, 7, 1, 0, 4, 0, 6, 1, 0, 7, 6, 9, 6, 9, 0, 1, 3, 3, 1, 4, 0, 8, 5, 0, 7, 8, 8, 6, 9, 2, 1, 8, 6, 9, 1, 7, 4, 7, 9, 4, 1, 4, 7, 7, 0, 6, 7, 3, 0, 4, 9, 5, 9, 3, 2, 9, 6, 6, 8, 6, 6, 8, 2, 7, 4, 7, 5, 1, 9, 3, 4
Offset: 1
Examples
1.00277832894710406107696901331408507...
Links
- Michael Ian Shamos, Shamos's catalog of the real numbers, (2011).
Programs
-
Mathematica
RealDigits[Cosh[1] - Cos[1], 10, 100][[1]] (* Amiram Eldar, Dec 11 2021 *)
-
PARI
cosh(1) - cos(1)
Formula
Equals 2 * Sum_{k>=0} 1/(4*k+2)! = 2 * A334364. - Amiram Eldar, Dec 11 2021