A181594 - OEIS

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A181594

The number of combinatorially distinct tilings of a square by n rectangles, regarding rotations and reflections as distinct.

0

1, 2, 6, 25, 128, 758, 5014, 36194, 280433, 2303918, 19885534, 179028087, 1671644720, 16114138846, 159761516110, 1623972412726, 16880442523007, 179026930243822, 1933537655138482, 21231023519199575, 236674460790503286, 2675162663681345170, 30625903703241927542

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

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..23.

Jim Conant and Tim Michaels, On the number of tilings of a square by rectangles, Ann. Comb. 18 (2014) 21-34.

CROSSREFS

Sequence in context: A325576 A130619 A330021 * A030915 A030921 A132290

Adjacent sequences: A181591 A181592 A181593 * A181595 A181596 A181597

KEYWORD

nonn

AUTHOR

James Conant (jconant(AT)math.utk.edu), Nov 01 2010

STATUS

approved