id:A052267 - OEIS Search Results

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Number of 2 X n matrices over GF(3) under row and column permutations.

+0
2

1, 6, 27, 92, 267, 678, 1561, 3312, 6582, 12372, 22194, 38232, 63594, 102564, 160974, 246576, 369567, 543114, 784069, 1113684, 1558557, 2151578, 2933151, 3952416, 5268796, 6953544, 9091668, 11783856, 15148836, 19325736, 24476940 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`G.f.: (3x^2+1)/((1-x^2)^3(1-x)^6).`
	CROSSREFS	`Cf. A002623, A002727.` `Sequence in context: A131985 A125196 A100189 this_sequence A038166 A121596 A136747` `Adjacent sequences: A052264 A052265 A052266 this_sequence A052268 A052269 A052270`
	KEYWORD	`nonn`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)eunet.rs), Feb 04 2000`

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

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