Number of matroids: column 6 of A034328.

A034336

Number of matroids: column 6 of A034328.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =6a(7) =25a(8) =95a(9) =334a(10) =1123a(11) =3621

External references