Number of 6-ary Lyndon words of length n with trace 2 and subtrace 5 over Z_6.

A074439

Number of 6-ary Lyndon words of length n with trace 2 and subtrace 5 over Z_6.

Terms

    a(0) =0a(1) =0a(2) =3a(3) =18a(4) =60a(5) =214a(6) =1008a(7) =5280a(8) =29160a(9) =165840a(10) =940896a(11) =5196096a(12) =28304640a(13) =155270016a(14) =863910489a(15) =4861712448a(16) =27554100480a(17) =156728297088a(18) =892662156288

External references