Journal of Integer Sequences, Vol. 15 (2012), Article 12.5.3

A Note on Cosine Power Sums


Mircea Merca
Department of Mathematics
University of Craiova
A. I. Cuza 13
Craiova, 200585
Romania

Abstract:

Using the multisection series method, we establish formulas for various power sums of cosine functions. As corollaries we derive several combinatorial identities.

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(Concerned with sequences A000302 A002450 A005317 A007052 A007582 A007583 A032443 A078789 A081567 A085282 A088218 A095931 A114121 A191993.)

Received February 15 2012; revised version received May 8 2012. Published in Journal of Integer Sequences, May 28 2012.

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