Number of n-dimensional determinant 4 lattices.

A005140

Number of n-dimensional determinant 4 lattices.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =2a(4) =3a(5) =4a(6) =5a(7) =6a(8) =7a(9) =10a(10) =13a(11) =16a(12) =22

External references