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A007630 A queens problem.
(Formerly M5288)

%I M5288

%S 46,92,341,1787,9233,45752,285053,1846955

%N A queens problem.

%D M. Gardner, Fractal Music, Hypercards and More, Freeman, NY, 1991, p. 240.

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

%F a(n) = A002562(n+5). [_Vaclav Kotesovec_, Sep 07 2012]

%K nonn

%O 4,1

%A _N. J. A. Sloane_, _Mira Bernstein_, _Robert G. Wilson v_

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Last modified October 23 07:11 EDT 2019. Contains 328336 sequences. (Running on oeis4.)