id:A056459 - OEIS Search Results

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Primitive (aperiodic) palindromes using a maximum of three different symbols.

+0
4

3, 0, 6, 6, 24, 18, 78, 72, 234, 216, 726, 696, 2184, 2106, 6528, 6480, 19680, 19422, 59046, 58800, 177060, 176418, 531438, 530640, 1594296, 1592136, 4782726, 4780776, 14348904, 14342112, 43046718 (list; graph; listen)

	OFFSET	`1,1`
	REFERENCES	`M. R. Nester (1999). Mathematical investigations of some plant interaction designs. PhD Thesis. University of Queensland, Brisbane, Australia.`
	FORMULA	`Sum mu(d)*A056449(n/d) where d\|n.`
	CROSSREFS	`Sequence in context: A109693 A004606 A019808 this_sequence A021330 A016598 A119583` `Adjacent sequences: A056456 A056457 A056458 this_sequence A056460 A056461 A056462`
	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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