Number of ternary Lyndon words of length n with trace 1 and subtrace 2 over GF(3). Same as the number of ternary Lyndon words of length n with trace 2 and subtrace 2 over GF(3).
A053564
Number of ternary Lyndon words of length n with trace 1 and subtrace 2 over GF(3). Same as the number of ternary Lyndon words of length n with trace 2 and subtrace 2 over GF(3).
Terms
- a(0) =0a(1) =0a(2) =1a(3) =3a(4) =6a(5) =13a(6) =36a(7) =93a(8) =243a(9) =645a(10) =1782a(11) =4914a(12) =13608a(13) =37890a(14) =106288a(15) =299025a(16) =844182a(17) =2391363a(18) =6797196a(19) =19371684a(20) =55345784a(21) =158486625a(22) =454795398a(23) =1307541690a(24) =3765720066a(25) =10862647236a(26) =31381059609a(27) =90780960426a(28) =262951692390
External references
- oeis: A053564