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A019859 Decimal expansion of sine of 50 degrees. +0
1
7, 6, 6, 0, 4, 4, 4, 4, 3, 1, 1, 8, 9, 7, 8, 0, 3, 5, 2, 0, 2, 3, 9, 2, 6, 5, 0, 5, 5, 5, 4, 1, 6, 6, 7, 3, 9, 3, 5, 8, 3, 2, 4, 5, 7, 0, 8, 0, 3, 9, 5, 2, 4, 5, 8, 5, 4, 0, 4, 5, 2, 8, 4, 6, 4, 2, 1, 5, 5, 3, 8, 8, 8, 5, 6, 8, 7, 4, 7, 2, 3, 5, 2, 8, 2, 2, 9, 2, 7, 6, 6, 8, 0, 5, 4, 8, 4, 9, 3 (list; cons; graph; listen)
OFFSET

0,1

FORMULA

Equals cos(2*Pi/9) = 2F1(5/6,1/6;1/2;3/4) / 2 . [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 27 2008]

CROSSREFS

Sequence in context: A092874 A015791 A059751 this_sequence A102769 A031348 A109696

Adjacent sequences: A019856 A019857 A019858 this_sequence A019860 A019861 A019862

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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