id:A127707 - OEIS Search Results

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Number of commutative rings with 1 containing n elements.

+0
2

1, 1, 1, 4, 1, 1, 1, 10, 4, 1, 1, 4, 1, 1, 1, 37, 1, 4, 1, 4, 1, 1, 1, 10, 4, 1, 11, 4, 1, 1, 1 (list; graph; listen)

	OFFSET	`1,4`
	LINKS	`C. Noebauer, Home page.`
	CROSSREFS	`Cf. A037289, A037291, A127708.` `Sequence in context: A084885 A112538 A008477 this_sequence A113196 A037291 A063851` `Adjacent sequences: A127704 A127705 A127706 this_sequence A127708 A127709 A127710`
	KEYWORD	`more,nice,nonn`
	AUTHOR	`Hugues Randriam (randriam(AT)enst.fr), Jan 24 2007`

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