A302842 - OEIS

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A302842

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

6

1, 5, 5, 10, 30, 20, 30, 35, 25, 55, 40, 65, 50, 50, 70, 80, 80, 90, 80, 70, 110, 105, 105, 80, 130, 120, 140, 130, 140, 100, 165, 145, 170, 165, 115, 180, 180, 200, 180, 140, 200, 215, 210, 225, 210, 160, 240, 240, 240, 250, 165, 275, 250, 285, 255, 200, 280

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,2

COMMENTS

See A302176 and A302841 for similar sequences.

LINKS

Rémy Sigrist, Table of n, a(n) for n = 0..1597

Preshing on Programming, Penrose Tiling Explained

Rémy Sigrist, Illustration of first terms

Rémy Sigrist, C++ program for A302842

Wikipedia, Penrose tiling

Index entries for coordination sequences of aperiodic tilings

PROG

(C++) See Links section.

CROSSREFS

Cf. A302176, A302841, A302869 (partial sums).

Sequence in context: A212344 A298181 A290332 * A087705 A087033 A175902

Adjacent sequences: A302839 A302840 A302841 * A302843 A302844 A302845

KEYWORD

nonn

AUTHOR

Rémy Sigrist, Apr 14 2018

STATUS

approved