A076893 Number of inequivalent linear ternary codes of length n with no zero columns. Also the number of nonisomorphic loopless ternary matroids on an n-set.

1, 2, 4, 9, 19, 49, 131, 424, 1652, 8719

Offset

1,2

References

M. Wild, Enumeration of binary and ternary matroids and other applications of the Brylawski-Lucas Theorem, Preprint 1693,Technische Hochschule Darmstadt, 1994

Links

Table of n, a(n) for n=1..10.

A. Evnin, An elementary Introduction to Matroids, Mathematical Education 2 (33) (2005), 2-33

Crossrefs

Cf. A034343.

Sequence in context: A000080 A327017 A153447 * A176501 A324317 A096354

Adjacent sequences: A076890 A076891 A076892 * A076894 A076895 A076896

Keyword

nonn

Author

Marcel Wild (mwild(AT)sun.ac.za), Nov 26 2002

Status

approved