A074425 - OEIS

%I #11 May 03 2019 07:20:36

%S 0,0,3,13,42,165,900,5094,29151,167928,952560,5238873,28421280,

%T 155483424,863910327,4859490672,27541503360,156680520702,892526107392,

%U 5087915629975,29045467515255,166189019079168,953325512487936,5481621691710030,31581615565250142

%N Number of 6-ary Lyndon words of length n with trace 0 and subtrace 3 over Z_6.

%H Max Alekseyev, <a href="http://home.gwu.edu/~maxal/gpscripts/">PARI/GP scripts for miscellaneous math problems</a>

%H F. Ruskey <a href="http://combos.org/TSlyndonZ6">6-ary Lyndon words with given trace and subtrace</a>

%Y Cf. A074422, A074423, A074424, A074426, A074427, A074428, A074429, A074430, A074431, A074432, A074433, A074434, A074435, A074436, A074437, A074438, A074439, A074440, A074441, A074442, A074443, A074444, A074445.

%K easy,nonn

%O 1,3

%A _Frank Ruskey_ and Nate Kube, Aug 23 2002

%E Terms a(11) onwards from _Max Alekseyev_, Feb 20 2010