Number of 4-ary Lyndon words of length n over GF(4) with trace 1 and subtrace 1.

A074449

Number of 4-ary Lyndon words of length n over GF(4) with trace 1 and subtrace 1.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =4a(4) =12a(5) =45a(6) =153a(7) =512a(8) =1813a(9) =6579a(10) =23901a(11) =87380a(12) =322560a(13) =1198665a(14) =4474738a(15) =16777216a(16) =63160320a(17) =238612920a(18) =904213989a(19) =3435973836a(20) =13089411609a(21) =49977848925a(22) =191219550297a(23) =733007751680

External references