OFFSET
0,2
LINKS
David A. Klarner and Spyros S. Magliveras, The number of tilings of a block with blocks, European Journal of Combinatorics 9 (1988), 317-330.
Joshua Smith and Helena Verrill, On dividing rectangles into rectangles
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Dec 10 2012
STATUS
approved