A011960 - OEIS

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A011960

Number of ferrites M_2Y_n that repeat after 6n+10 layers.

0, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 3, 2, 3, 3, 3, 3, 4, 3, 4 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,6`
	REFERENCES	`T. J. McLarnan, The numbers of polytypes ..., Zeits. Krist. 155, 269-291 (1981).`
	CROSSREFS	`Sequence in context: A176835 A078704 A032358 * A187035 A008615 A103221` `Adjacent sequences: A011957 A011958 A011959 * A011961 A011962 A011963`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 14 11:36 EST 2012. Contains 205623 sequences.