A302841 - OEIS

%I #14 May 09 2018 13:45:35

%S 1,5,15,10,15,35,20,40,40,40,40,50,70,55,85,60,70,70,115,75,90,120,90,

%T 110,130,110,110,120,160,130,120,190,130,155,185,160,145,225,150,190,

%U 210,190,170,200,240,210,180,295,185,240,265,235,210,245,295,260,310

%N Coordination sequence for a node with 5-fold symmetry in a Penrose rhomb tiling beginning with a central 'Star' configuration.

%C See A302176 and A302842 for similar sequences.

%H Rémy Sigrist, <a href="/A302841/b302841.txt">Table of n, a(n) for n = 0..2584</a>

%H Preshing on Programming, <a href="https://preshing.com/20110831/penrose-tiling-explained/">Penrose Tiling Explained</a>

%H Rémy Sigrist, <a href="/A302841/a302841.png">Illustration of first terms</a>

%H Rémy Sigrist, <a href="/A302841/a302841.txt">C++ program for A302841</a>

%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Penrose_tiling">Penrose tiling</a>

%H <a href="/index/Con#coordination_sequences">Index entries for coordination sequences of aperiodic tilings</a>

%o (C++) See Links section.

%Y Cf. A302176, A302842, A302868 (partial sums).

%K nonn

%O 0,2

%A _Rémy Sigrist_, Apr 14 2018