A074423 Number of 6-ary Lyndon words of length n with trace 0 and subtrace 1 over Z_6.

0, 0, 0, 8, 60, 236, 1008, 5280, 30240, 169987, 940896, 5174688, 28304640, 155270016, 862725426, 4857268896, 27554100480, 156752186112, 892662156288, 5088174124950, 29046943180800, 166191833516125, 953309368018944, 5481528861090816, 31581437286776820

Offset

1,4

Links

Table of n, a(n) for n=1..25.

Max Alekseyev, PARI/GP scripts for miscellaneous math problems

F. Ruskey 6-ary Lyndon words with given trace and subtrace

Crossrefs

Cf. A074422, A074424, A074425, A074426, A074427, A074428, A074429, A074430, A074431, A074432, A074433, A074434, A074435, A074436, A074437, A074438, A074439, A074440, A074441, A074442, A074443, A074444, A074445.

Sequence in context: A264817 A032365 A250315 * A199906 A297690 A268599

Adjacent sequences: A074420 A074421 A074422 * A074424 A074425 A074426

Keyword

easy,nonn

Author

Frank Ruskey and Nate Kube, Aug 23 2002

Extensions

Terms a(11) onwards from Max Alekseyev, Feb 20 2010

Status

approved