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The N Queens Puzzle

List of First Solutions

Chessboard Size 25 by 25

1, 3, 5, 2, 4, 9, 11, 13, 15, 19, 21, 24, 20, 25, 23, 6, 8, 10, 7, 14, 16, 18, 12, 17, 22

Diagram of the first possible solution to the "25 Queens on a 25 by 25 chessboard" puzzle
																					Q
																Q
											Q
																	Q
															Q
													Q
						Q
									Q
							Q
					Q
																						Q
																								Q
																			Q
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																				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 © 2008–2022 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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