Table T(n,k) by antidiagonals. T(n,k) is the number of length n primitive (=aperiodic or period n) k-ary words (n,k >= 1).
A143324
Table T(n,k) by antidiagonals. T(n,k) is the number of length n primitive (=aperiodic or period n) k-ary words (n,k >= 1).
Terms
- a(0) =1a(1) =2a(2) =0a(3) =3a(4) =2a(5) =0a(6) =4a(7) =6a(8) =6a(9) =0a(10) =5a(11) =12a(12) =24a(13) =12a(14) =0a(15) =6a(16) =20a(17) =60a(18) =72a(19) =30a(20) =0a(21) =7a(22) =30a(23) =120a(24) =240a(25) =240a(26) =54a(27) =0a(28) =8a(29) =42
External references
- oeis: A143324