id:A068240 - OEIS Search Results

Search: id:A068240

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1/2 the number of colorings of a 4 X 4 square array with n colors.

+0
1

1, 3906, 3000366, 414425080, 19064362455, 428429377026, 5861180425996, 55823546748096, 403783634784285, 2353615149832210, 11531349080992026, 48981767072238936, 184656623163700051, 629125059062885490 (list; graph; listen)

	OFFSET	`2,2`
	CROSSREFS	`Cf. A068239-A068305, A000332, A002417, A027441.` `Sequence in context: A135202 A115468 A066386 this_sequence A022212 A131409 A136459` `Adjacent sequences: A068237 A068238 A068239 this_sequence A068241 A068242 A068243`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Feb 24 2002`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research