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A034327 Triangle of numbers of connected regular (k X n)-matrix matroids of dimension k. 9
1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 3, 5, 3, 1, 1, 4, 9, 9, 4, 1, 1, 5, 17, 24, 17, 5, 1, 1, 7, 29, 60, 60, 29, 7, 1, 1, 8, 47, 133, 192, 133, 47, 8, 1, 1, 10, 72, 279, 556, 556, 279, 72, 10, 1, 1, 12, 110, 556, 1514, 2108, 1514, 556, 110, 12, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,9
REFERENCES
Computed by Harald Fripertinger (fripert(AT)kfunigraz.ac.at).
LINKS
H. Fripertinger, Isometry Classes of Codes
H. Fripertinger, Regular matroids
EXAMPLE
The triangle begins:
1;
1;
1, 1;
1, 1, 1;
1, 2, 2, 1;
...
CROSSREFS
Cf. A034328.
Sequence in context: A144444 A054106 A132044 * A034254 A157103 A135966
KEYWORD
nonn,tabf
AUTHOR
STATUS
approved

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Last modified March 19 01:34 EDT 2024. Contains 370952 sequences. (Running on oeis4.)