Number of length-n ternary words that are bi-maximally squarefree.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =6a(7) =0a(8) =0a(9) =0a(10) =0a(11) =0a(12) =0a(13) =0a(14) =6a(15) =0a(16) =0a(17) =0a(18) =6a(19) =0a(20) =18a(21) =0a(22) =24a(23) =0a(24) =48a(25) =42a(26) =18a(27) =12a(28) =48a(29) =78