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Maximum number of squares covered (i.e., attacked) by 7 independent (i.e., nonattacking) queens on an n X n chessboard.
3

%I #27 Oct 30 2024 08:07:00

%S 49,64,81,100,121,144,169,194,221,242,269,294

%N Maximum number of squares covered (i.e., attacked) by 7 independent (i.e., nonattacking) queens on an n X n chessboard.

%C Initial terms computed by _Mia Muessig_.

%F a(19) >= 321, a(20) >= 348.

%Y Column 7 of A376732.

%K nonn,more

%O 7,1

%A _John King_, Sep 09 2024