Number of distinct regular languages over 3-ary alphabet, whose minimum regular expression has ordinary length n.

A211951

Number of distinct regular languages over 3-ary alphabet, whose minimum regular expression has ordinary length n.

Terms

    a(0) =5a(1) =12a(2) =48a(3) =192a(4) =760a(5) =3090a(6) =12442a(7) =51044a(8) =211812a(9) =891228

External references