Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A091198
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A091198 Numerators of Taylor series expansion of 3*sin(2*x)/(2*(2+cos(2*x))) (with 0's omitted). +0
2
1, 0, -4, -8, -4, 8, 2152, 2512, 13111268, -395176, -82924456, -13555899088, -2631923234888, 37752874672, 216345498683758064, 99819297900260128, 41627318132855276, -183304161420546414632, -9525824788653159417913288, -9237738179906235615568, -362496161669176865866257860344 (list; graph; listen)
OFFSET

0,3

REFERENCES

G. H. Hardy, A Course of Pure Mathematics, 9-th ed., 1944, p. 291.

LINKS

G. H. Hardy, A Course of Pure Mathematics, Cambridge, The University Press, 1908.

EXAMPLE

3*sin(2*x)/(2*(2+cos(2*x))) = x-4/45*x^5-8/189*x^7-4/405*x^9+8/31185*x^11+...

CROSSREFS

Cf. A091197.

Sequence in context: A005883 A055026 A059163 this_sequence A165267 A092159 A141402

Adjacent sequences: A091195 A091196 A091197 this_sequence A091199 A091200 A091201

KEYWORD

sign,frac

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Feb 23 2004

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


AT&T Labs Research