

A338002


The number of regions inside a 4pointed star formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts.


2



56, 816, 6064, 18152, 52088, 100608, 208168, 336840, 579136, 846560, 1310960, 1784888
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,1


COMMENTS

The star consists of a central square surrounded by four equilateral triangles. See the linked images.


LINKS



CROSSREFS



KEYWORD

nonn,more


AUTHOR



EXTENSIONS



STATUS

approved



