id:A112949 - OEIS Search Results

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Number of unrooted regular planar maps of valency 5 with 2n vertices (considered up to orientation-preserving homeomorphisms).

+0
3

7, 468, 111096, 39670362, 17313263640, 8581243954044, 4650485509103976, 2692853733312152946, 1641063780244320916056, 1041574815624514527248040 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`No closed formula is known.`
	LINKS	`Z. C. Gao, V. A. Liskovets and N. C. Wormald, Enumeration of unrooted odd-valent regular planar maps, Preprint, 2005.`
	CROSSREFS	`Cf. A112948, A112950.` `Sequence in context: A160374 A127908 A015105 this_sequence A119621 A142734 A120773` `Adjacent sequences: A112946 A112947 A112948 this_sequence A112950 A112951 A112952`
	KEYWORD	`nonn`
	AUTHOR	`Valery A. Liskovets (liskov(AT)im.bas-net.by), Oct 10 2005`

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.

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