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A132205 Number of reduced Latin 5-dimensional hypercubes (Latin polyhedra) of order n. 4
1, 1, 1, 201538000, 50490811256 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

Latin 5-dimensional hypercubes (Latin polyhedra) are a generalization of Latin cube and Latin square. a(4) computed on Dec 01 2002.

REFERENCES

T. Ito, Method, equipment, program and storage media for producing tables, Publication number JP2004-272104A, Japan Patent Office (written in Japanese).

B. D. McKay and I. M. Wanless, A census of small latin hypercubes, SIAM J. Discrete Math. 22, (2008) 719-736.

Kenji Ohkuma, Atsuhiro Yamagishi and Toru Ito, Cryptography Research Group Technical report, IT Security Center, Information-Technology Promotion Agency, JAPAN.

LINKS

Table of n, a(n) for n=1..5.

CROSSREFS

Cf. A100540, A132206.

Sequence in context: A268844 A015368 A317287 * A015427 A078249 A243363

Adjacent sequences:  A132202 A132203 A132204 * A132206 A132207 A132208

KEYWORD

nonn

AUTHOR

Toru Ito (to-itou(AT)ipa.go.jp), Nov 06 2007

EXTENSIONS

a(5) from Ian Wanless, May 01 2008

Edited by N. J. A. Sloane, Dec 05 2009 at the suggestion of Vladeta Jovovic

STATUS

approved

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Last modified August 11 00:32 EDT 2020. Contains 336403 sequences. (Running on oeis4.)