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A246764 Number of tilings of a 5 X n rectangle using n pentominoes of shapes P, I, N, T. 2
1, 1, 3, 7, 17, 78, 247, 916, 3301, 11272, 41854, 150485, 538585, 1954912, 6978464, 25170446, 90851829, 326048198, 1176355862, 4230352602, 15222263126, 54855015353, 197302183497, 710556528403, 2557837610375, 9205575728179, 33148388282116, 119307072980025 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
Wikipedia, Pentomino
CROSSREFS
Sequence in context: A042077 A264765 A247196 * A128343 A106877 A041949
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Nov 28 2014
STATUS
approved

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Last modified April 16 02:53 EDT 2024. Contains 371696 sequences. (Running on oeis4.)