Number of primitive (aperiodic) palindromic structures of length n using a maximum of two different symbols.
A056476
Number of primitive (aperiodic) palindromic structures of length n using a maximum of two different symbols.
Terms
- a(0) =1a(1) =1a(2) =0a(3) =1a(4) =1a(5) =3a(6) =2a(7) =7a(8) =6a(9) =14a(10) =12a(11) =31a(12) =27a(13) =63a(14) =56a(15) =123a(16) =120a(17) =255a(18) =238a(19) =511a(20) =495a(21) =1015a(22) =992a(23) =2047a(24) =2010a(25) =4092a(26) =4032a(27) =8176a(28) =8127a(29) =16383
External references
- oeis: A056476