OFFSET
0,4
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..1000
EXAMPLE
a(5) = 4, because there are 4 tilings of a 9 X 5 rectangle using integer-sided rectangular tiles of area 9:
._._._._._. ._____._._. ._._____._. ._._._____.
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| | | | | | |_____| | | | |_____| | | | |_____|
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| | | | | | |_____| | | | |_____| | | | |_____|
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|_|_|_|_|_| |_____|_|_| |_|_____|_| |_|_|_____|
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Dec 06 2012
STATUS
approved