A161015 Decimal expansion of tan(1/6).

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

Offset: 0

Author

Harry J. Smith, Jun 13 2009

Keywords

• cons
• nonn

Comments

By the Lindemann-Weierstrass theorem, this constant is transcendental. - Charles R Greathouse IV, May 13 2019

Examples

			0.168227218302242461257216080569916100969393651685056685724032739248247...
		

Links

• Harry J. Smith, Table of n, a(n) for n = 0..20000
• Index entries for transcendental numbers

Crossrefs

Cf. A019429 Continued fraction.

Programs

Mathematica

RealDigits[Tan[1/6],10,120][[1]] (* Harvey P. Dale, Aug 26 2014 *)

PARI

default(realprecision, 20080); x=10*tan(1/6); for (n=0, 20000, d=floor(x); x=(x-d)*10; write("b161015.txt", n, " ", d));