A242128 Beginning with adding a central 'Star' configuration of a centrally symmetric Penrose rhomb tiling as the first step, number of tiles that can be added to the free edges of the current tiling.

5, 10, 15, 15, 30, 25, 30, 50, 40, 40, 50, 60, 60, 75, 75

Offset

1,1

Links

Table of n, a(n) for n=1..15.

Felix Fröhlich, Layers in the Penrose rhomb tiling with a "Star" patch as a center of global fivefold rotational symmetry, 2019.

Wikipedia, Penrose tiling

Example

See illustration in Fröhlich, 2019.

Crossrefs

Cf. A242129 (5-fold, Sun), A242888 (7-fold, Star), A242889 (7-fold, Sun), A242890 (8-fold, Star), A242891 (8-fold, Sun), A242892 (9-fold, Star), A242893 (9-fold, Sun), A242894 (Kite and dart, Star), A242895 (Kite and dart, Sun).

Sequence in context: A080949 A331062 A313666 * A270926 A317045 A037977

Adjacent sequences: A242125 A242126 A242127 * A242129 A242130 A242131

Keyword

nonn,more

Author

Felix Fröhlich, May 05 2014

Extensions

More terms from Felix Fröhlich, Jun 20 2019

Status

approved