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A058260
Number of minimal forbidden posets for split semiorders on n points.
1
0, 0, 0, 0, 2, 1, 2, 16, 58
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OFFSET
1,5
LINKS
Table of n, a(n) for n=1..9.
P. C. Fishburn and J. A. Reeds,
Counting split semiorders
, Order, 18(2): 119-128, 2001.
Index entries for sequences related to posets
CROSSREFS
Cf.
A000111
,
A058259
.
Sequence in context:
A007402
A334505
A251731
*
A202410
A358495
A271225
Adjacent sequences:
A058257
A058258
A058259
*
A058261
A058262
A058263
KEYWORD
nonn
,
hard
,
more
,
nice
AUTHOR
N. J. A. Sloane
, Dec 06 2000
STATUS
approved
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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)