A019901 Decimal expansion of tangent of 3 degrees.

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

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Comments

This sequence is also decimal expansion of cotangent of 87 degrees. - Mohammad K. Azarian, Jun 29 2013

An algebraic integer of degree 8. - Charles R Greathouse IV, Aug 27 2017

Examples

			0.0524077...
		

Links

• Ivan Panchenko, Table of n, a(n) for n = 0..1000
• Wikipedia, Exact trigonometric constants
• Index entries for algebraic numbers, degree 8

Programs

PARI

tan(Pi/60) \\ Charles R Greathouse IV, Aug 27 2017

Extensions

Zero added in front by R. J. Mathar, Feb 05 2009