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A002563 Number of nonisomorphic solutions to minimal dominating set on queens' graph Q(n).
(Formerly M3142 N1273)
3
1, 1, 1, 3, 37, 1, 13, 638, 21, 1, 1, 1, 41, 588, 25872 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

REFERENCES

W. Ahrens, Mathematische Unterhaltungen und Spiele, second edition (1910), Vol. 1, p. 301.

W. W. R. Ball and H. S. M. Coxeter,"Math'l Rec. and Essays," 13th Ed. Dover, p. 173.

Matthew D. Kearse and Peter B. Gibbons, "Computational Methods and New Results for Chessboard Problems", Australasian Journal of Combinatorics 23 (2001), 253-284.

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=1..15.

M. A. Sainte-Laguë, Les Réseaux (ou Graphes), Mémorial des Sciences Mathématiques, Fasc. 18, Gauthier-Villars, Paris, 1923, 64 pages. See p. 49.

M. A. Sainte-Laguë, Les Réseaux (ou Graphes), Mémorial des Sciences Mathématiques, Fasc. 18, Gauthier-Villars, Paris, 1923, 64 pages. See p. 49. [Incomplete annotated scan of title page and pages 18-51]

CROSSREFS

See A002564 for number of distinct solutions.

A075458 gives number of queens required.

Sequence in context: A264842 A210508 A073236 * A140448 A128061 A176240

Adjacent sequences:  A002560 A002561 A002562 * A002564 A002565 A002566

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified December 12 23:59 EST 2018. Contains 318081 sequences. (Running on oeis4.)