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Search: id:A007669
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A007669 Number of orthogonal lattices in dimension n.
(Formerly M1135)
+0
1
1, 2, 4, 8, 16, 36, 80 (list; graph; listen)
OFFSET

1,2

REFERENCES

R. L. E. Schwarzenberger, Crystallography in spaces of arbitrary dimension, Proc. Camb. Phil. Soc., 76 (1974), 23-32.

R. L. E. Schwarzenberger, $N$-Dimensional Crystallography. Pitman, London, 1980, p. 65.

CROSSREFS

Adjacent sequences: A007666 A007667 A007668 this_sequence A007670 A007671 A007672

Sequence in context: A126137 A085294 A034340 this_sequence A034341 A034342 A034343

KEYWORD

nonn

AUTHOR

njas

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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