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Search: id:A056384
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| A056384 |
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Number of primitive (aperiodic) step shifted (decimated) sequences using a maximum of five different symbols. |
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+0
2
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| 5, 20, 70, 350, 820, 8030, 13170, 102750, 327050, 2444780, 4884430, 61632150, 101732420, 1017309930, 3816214730, 19104506250, 47683838320, 635787430450, 1059638680670, 11924777944650, 39736963208630
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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See A056371 for an explanation of step shifts.
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REFERENCES
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M. R. Nester (1999). Mathematical investigations of some plant interaction designs. PhD Thesis. University of Queensland, Brisbane, Australia.
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FORMULA
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Sum mu(d)*A056374(n/d) where d|n.
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CROSSREFS
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Sequence in context: A000343 A005324 A054889 this_sequence A036683 A054444 A121332
Adjacent sequences: A056381 A056382 A056383 this_sequence A056385 A056386 A056387
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KEYWORD
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nonn
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AUTHOR
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Marks R. Nester (nesterm(AT)dpi.qld.gov.au)
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