Array read by ascending antidiagonals: A(n,k) is the number of cyclic de Bruijn sequences of order k and alphabet of size n, with k > 0.
A373343
Array read by ascending antidiagonals: A(n,k) is the number of cyclic de Bruijn sequences of order k and alphabet of size n, with k > 0.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =1a(5) =1a(6) =6a(7) =24a(8) =2a(9) =1a(10) =24a(11) =20736a(12) =373248a(13) =16a(14) =1a(15) =120a(16) =995328000a(19) =2048a(20) =1
External references
- oeis: A373343