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A232758 Number of tilings of a 5 X 4n rectangle with 5n tetrominoes of any shape. 2
1, 454, 800290, 1601437357, 3241461223149, 6567785027546670, 13308739956169022829, 26968602201880345700924, 54648749693738816337819872, 110739369582262512718466467943, 224400523235840773380469046439552, 454721704049686545819883721501971896 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..250

S. Butler, J. Ekstrand, S. Osborne, TETRIS Tiling, AMS Spring Central Sectional, Iowa State University, April 27-28 2013

R. S. Harris, Counting Polyomino Tilings

Wikipedia, Tetris

Wikipedia, Tetromino

CROSSREFS

Quadrisection of column k=5 of A230031.

Sequence in context: A297658 A219006 A092267 * A284430 A206338 A123563

Adjacent sequences:  A232755 A232756 A232757 * A232759 A232760 A232761

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Nov 29 2013

STATUS

approved

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Last modified August 16 07:50 EDT 2022. Contains 356160 sequences. (Running on oeis4.)