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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,6

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..100

Wikipedia, Pentomino

CROSSREFS

Cf. A174249, A233427.

Sequence in context: A270035 A228636 A306758 * A010894 A002045 A063699

Adjacent sequences:  A247115 A247116 A247117 * A247119 A247120 A247121

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Nov 19 2014

STATUS

approved

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Last modified November 22 10:59 EST 2019. Contains 329389 sequences. (Running on oeis4.)