On the primitive divisors of the recurrent sequence $$u_{n+1}=(4\rm{cos}^2(2\pi/7)-1)\it{u}_{n}-u_{n-\rm{1}}$$ u n + 1 = ( 4 c o s 2 ( 2 π / 7 ) − 1 ) u n − u n − 1 with applications to group theory
Crossref DOI link: https://doi.org/10.1007/s11425-017-9347-3
Published Online: 2018-09-05
Published Print: 2018-11
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Vsemirnov, Maxim
Text and Data Mining valid from 2018-09-05
Article History
Received: 12 August 2017
Accepted: 20 June 2018
First Online: 5 September 2018