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A211935
Number of distinct regular languages over 3-ary alphabet, whose minimum regular expression has alphabetic width n
0
2, 9, 150, 3232, 82614, 2332374
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..6.
Hermann Gruber, Jonathan Lee, and Jeffrey Shallit,
Enumerating regular expressions and their languages
, arXiv:1204.4982v1 [cs.FL]
CROSSREFS
Sequence in context:
A174954
A193440
A117116
*
A133468
A182948
A081459
Adjacent sequences:
A211932
A211933
A211934
*
A211936
A211937
A211938
KEYWORD
nonn
AUTHOR
Hermann Gruber
, Apr 25 2012
STATUS
approved
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Last modified August 20 00:15 EDT 2024. Contains 375310 sequences. (Running on oeis4.)