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A018924 Isotropic subspaces of an n-dimensional symplectic space over GF(4). +0
1
1, 3, 9, 27, 297, 891, 38313, 114939 (list; graph; listen)
OFFSET

1,2

REFERENCES

C. Bachoc and G. Nebe: Classification of two genera of 32-dimensional lattices of rank 8 over the Hurwitz order, Experiment. Math. 6 (1997), 151-162

D. E. Taylor, The geometry of the classical groups, Heldermann Verlag, Berlin 1992.

LINKS

C. Bachoc and G. Nebe, Classification of two genera of 32-dimensional lattices of rank 8 over the Hurwitz order, Experiment. Math. 6 (1997), 151-162

CROSSREFS

Sequence in context: A121746 A028855 A032261 this_sequence A061582 A102558 A022767

Adjacent sequences: A018921 A018922 A018923 this_sequence A018925 A018926 A018927

KEYWORD

nonn,nice

AUTHOR

njas

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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