id:A056463 - OEIS Search Results

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Number of primitive (aperiodic) palindromes using exactly two different symbols.

+0
3

0, 0, 2, 2, 6, 4, 14, 12, 28, 24, 62, 54, 126, 112, 246, 240, 510, 476, 1022, 990, 2030, 1984, 4094, 4020, 8184, 8064, 16352, 16254, 32766, 32484, 65534 (list; graph; listen)

	OFFSET	`1,3`
	REFERENCES	`M. R. Nester (1999). Mathematical investigations of some plant interaction designs. PhD Thesis. University of Queensland, Brisbane, Australia.`
	FORMULA	`Sum mu(d)*A056453(n/d) where d divides n.`
	CROSSREFS	`Cf. A056458.` `Adjacent sequences: A056460 A056461 A056462 this_sequence A056464 A056465 A056466` `Sequence in context: A054585 A046203 A100495 this_sequence A005992 A067045 A083467`
	KEYWORD	`nonn`
	AUTHOR	`Marks R. Nester (nesterm(AT)dpi.qld.gov.au)`

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.

AT&T Labs Research