login
A247118
Number of tilings of a 10 X n rectangle using 2n pentominoes of shape Y.
1
1, 0, 0, 0, 0, 10, 0, 0, 0, 0, 350, 0, 0, 0, 296, 8954, 50, 0, 0, 13516, 242820, 2760, 0, 5832, 602980, 6591140, 126088, 496, 442978, 22506998, 179340480, 4843754, 147924, 24885442, 789989882, 4891089138, 172488058, 13913138, 1184576462, 26387065880
OFFSET
0,6
LINKS
Wikipedia, Pentomino
CROSSREFS
Sequence in context: A228636 A306758 A340983 * A010894 A002045 A063699
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Nov 19 2014
STATUS
approved