id:A137308 - OEIS Search Results

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Number of dimer coverings on n X n square if n is even; number of dimer arrangements with exactly one monomer if n is odd.

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1, 2, 18, 36, 2180, 6728, 2200776, 12988816, 20355006224, 258584046368, 1801272981919008, 53060477521960000, 1560858753560238398528, 112202208776036178000000, 13428038397958481723104394368 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Subsequence of even-subscripted terms is A004003.`
	REFERENCES	`Y. Kong, Packing dimers on (2p+1) X (2q+1) lattices, Phys. Rev. E 73 (2006) 016106`
	LINKS	`S. R. Finch (Steven.Finch(AT)inria.fr), Apr 03 2008, Table of n, a(n) for n = 1..19`
	CROSSREFS	`Cf. A004003.` `Sequence in context: A086490 A085876 A099904 this_sequence A050594 A098857 A072278` `Adjacent sequences: A137305 A137306 A137307 this_sequence A137309 A137310 A137311`
	KEYWORD	`nonn`
	AUTHOR	`S. R. Finch (Steven.Finch(AT)inria.fr), Apr 03 2008`

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

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