A111716 Decimal expansion of abs(log(cosine of 1 degree)).

0, 0, 0, 1, 5, 2, 3, 1, 6, 4, 4, 3, 1, 6, 9, 2, 4, 8, 6, 3, 4, 5, 6, 1, 2, 6, 4, 5, 7, 8, 1, 6, 4, 9, 1, 0, 5, 5, 1, 4, 5, 9, 0, 7, 8, 7, 2, 9, 1, 6, 9, 2, 9, 5, 4, 3, 7, 1, 8, 0, 4, 8, 4, 2, 3, 6, 8, 5, 5, 7, 9, 7, 2, 8, 0, 4, 2, 0, 5, 0, 2, 0, 5, 6, 8, 6, 4, 8, 7, 4, 7, 8, 7, 2, 4, 8, 6, 5, 0, 2, 6, 4, 9, 6

Offset

0,5

Links

Table of n, a(n) for n=0..103.

Index entries for transcendental numbers

Example

0.00015231644316924863456126457816491...

Maple

evalf(log(1/cos(Pi/180)), 120);  # Alois P. Heinz, Jul 13 2021

Mathematica

Join[{0, 0, 0}, RealDigits[Log[Cos[1 Degree]], 10, 100][[1]]] (* Amiram Eldar, Jul 13 2021 *)

Prog

(PARI) -log(cos(Pi/180)) \\ Charles R Greathouse IV, May 15 2019

Crossrefs

Cf. A019810.

Sequence in context: A175232 A074640 A089261 * A369456 A178566 A155551

Adjacent sequences: A111713 A111714 A111715 * A111717 A111718 A111719

Keyword

nonn,cons

Author

Mohammad K. Azarian, Nov 17 2005

Extensions

a(101)-a(102) corrected by Georg Fischer, Jul 13 2021

Status

approved