Number of distinct finite languages over 3-ary alphabet, whose minimum regular expression has alphabetic width n.
A211936
Number of distinct finite languages over 3-ary alphabet, whose minimum regular expression has alphabetic width n.
Terms
- a(0) =2a(1) =6a(2) =60a(3) =806a(4) =13182a(5) =242070a(6) =4785115
External references
- oeis: A211936