

A221840


Number of sets of n squares providing dissections of a square.


1




OFFSET

1,8


COMMENTS



LINKS



EXAMPLE

a(8) = 2 as there are two sets of 8 squares which tile a unit square, namely {1(0.75X0.75), 7(0.25X0.25)} and {1(0.6X0.6), 3(0.4X0.4), 4(0.2X0.2)}.


CROSSREFS



KEYWORD

nonn,more


AUTHOR



EXTENSIONS



STATUS

approved



