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The N Queens Puzzle

List of First Solutions

Chessboard Size 19 by 19

1, 3, 5, 2, 4, 9, 13, 15, 17, 19, 7, 16, 18, 11, 6, 8, 10, 12, 14

Diagram of the first possible solution to the "19 Queens on a 19 by 19 chessboard" puzzle
													Q
											Q
									Q
							Q
					Q
										Q
																	Q
															Q
						Q
																		Q
																Q
														Q
												Q
								Q
			Q
	Q
				Q
		Q
Q

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This web pagedocument was created and is maintained by Martin S Pearson.
Copyright © 2008–2020 Colin S Pearson and Martin S Pearson. Some rights reserved.

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Based on a work at CSP Queens.
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