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Search: id:A074407
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| A074407 |
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Number of 4-ary Lyndon words of length n over Z_4 with trace 1 and subtrace 1. |
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+0
12
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| 0, 0, 0, 4, 16, 53, 169, 512, 1706, 6144, 23040, 87380, 327680, 1217097
(list; graph; listen)
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OFFSET
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1,4
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COMMENT
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Same as the number of 4-ary Lyndon words of length n over Z_4 with trace 3 and subtrace 1.
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LINKS
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F. Ruskey, 4-ary Lyndon words of given trace and subtrace
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CROSSREFS
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Cf. A068596, A074403, A074404, A074405, A074406, A074408, A074409, A074410, A074411, A074412, A074413.
Sequence in context: A087972 A074409 A056589 this_sequence A121159 A134968 A127634
Adjacent sequences: A074404 A074405 A074406 this_sequence A074408 A074409 A074410
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KEYWORD
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easy,nonn
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AUTHOR
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Frank Ruskey, Nate Kube (fruskey(AT)cs.uvic.ca), Aug 22 2002
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