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%I #15 Nov 25 2020 03:12:51
%S 4,58,-128,288,-374,980,-1614,2688,-3840,4246
%N Coordination sequence for Penrose tiling is a(n) + tau*A103906(n), where tau is A001622.
%H M. Baake, U. Grimm, P. Repetowicz and D. Joseph, <a href="https://arXiv.org/abs/cond-mat/9809110">Coordination sequences and critical points</a>, arXiv:cond-mat/9809110 [cond-mat.stat-mech], 1998; in: S. Takeuchi and T. Fujiwara, Proceedings of the 6th International Conference on Quasicrystals - Yamada Conference XLVII, World Scientific Publishing, 1998, ISBN 981-02-3343-4, pp 124-127.
%H <a href="/index/Con#coordination_sequences">Index entries for coordination sequences of aperiodic tilings</a>
%Y Cf. A001622 (golden ratio), A103906.
%K sign,more
%O 1,1
%A _Ralf Stephan_, Feb 22 2005
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