Number of 6-ary Lyndon words of length n with trace 3 and subtrace 1 over Z_6.

A074441

Number of 6-ary Lyndon words of length n with trace 3 and subtrace 1 over Z_6.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =6a(4) =60a(5) =300a(6) =1296a(7) =6048a(8) =30240a(9) =159408a(10) =883872a(11) =5018112a(12) =28304640a(13) =157697280a(14) =876311654a(15) =4895520768a(16) =27554100480a(17) =156139902720a(18) =889181991936

External references