0,4

An algebraic integer with degree 24. - Charles R Greathouse IV, Aug 27 2017

Table of n, a(n) for n=0..104.

0.000304679291648291592499514192263702726536635855843973780688562133....

(PARI) tan(Pi/180)^2 \\ Charles R Greathouse IV, Aug 27 2017

Cf. A019810, A019898.

Sequence in context: A216105 A197022 A112238 * A190181 A145092 A210878

Adjacent sequences: A111490 A111491 A111492 * A111494 A111495 A111496

cons,nonn

Mohammad K. Azarian, Nov 21 2005

approved