

A359655


Number of edges formed in a square with edge length 1 by straight line segments when connecting the internal edge points that divide the sides into segments with lengths equal to the Farey series of order n to the equivalent points on the opposite side of the square.


4



4, 12, 172, 1320, 14588, 33312, 197416, 469040, 1305112, 2274592, 7172784, 10407700, 27421412
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OFFSET

1,1


COMMENTS

The number of points internal to each edge is given by A005728(n)  2.


LINKS



FORMULA



CROSSREFS



KEYWORD

nonn,more


AUTHOR



STATUS

approved



