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A074409 Number of 4-ary Lyndon words of length n over Z_4 with trace 1 and subtrace 3. 12
0, 0, 1, 4, 16, 53, 160, 512, 1706, 6144, 23133, 87380, 327680, 1217097, 4508328, 16777216, 62914560, 237677216, 902444517, 3435973836, 13102206738, 50026607709, 191312691200, 733007751680, 2814062572336, 10823317585920, 41694907460224, 160842843834660 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
COMMENTS
Same as the number of 4-ary Lyndon words of length n over Z_4 with trace 3 and subtrace 3.
LINKS
EXAMPLE
a(4;3,3)=4 since the four 4-ary Lyndon words of trace 3, subtrace 3 and length 4 are { 0111, 0133, 0313, 0331 }.
CROSSREFS
Sequence in context: A232399 A087972 A223711 * A056589 A074407 A192074
KEYWORD
easy,nonn
AUTHOR
Frank Ruskey and Nate Kube, Aug 22 2002
EXTENSIONS
Terms a(16) onward from Max Alekseyev, Apr 09 2013
STATUS
approved

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)