id:A056410 - OEIS Search Results

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Number of primitive (aperiodic) step shifted (decimated) sequence structures using exactly six different symbols.

+0
1

0, 0, 0, 0, 0, 1, 4, 83, 454, 5761, 17998, 334796, 777107, 10574991, 52611728, 342198939, 1094122103, 18448004164, 38504610244, 538330828006, 2215487105213, 16330536692133, 45407723468330 (list; graph; listen)

	OFFSET	`1,7`
	COMMENT	`See A056371 for an explanation of step shifts. Permuting the symbols will not change the structure.`
	REFERENCES	`M. R. Nester (1999). Mathematical investigations of some plant interaction designs. PhD Thesis. University of Queensland, Brisbane, Australia.`
	FORMULA	`A056405(n)-A056404(n).`
	CROSSREFS	`Cf. A056390.` `Sequence in context: A133396 A158981 A007154 this_sequence A056400 A119514 A102982` `Adjacent sequences: A056407 A056408 A056409 this_sequence A056411 A056412 A056413`
	KEYWORD	`nonn`
	AUTHOR	`Marks R. Nester (nesterm(AT)dpi.qld.gov.au)`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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