![]() ![]() A circle is an outside clue for both adjacent puzzles. Normal 6圆 sudoku rules apply to all sudokus, so each row, column and region must contain 1-6. Outside clues per variant show:ĭifference Sudoku: The difference of the first two digits in the corresponding direction. Outside-2 Sudoku: Must be placed in one of the first two cells in the corresponding direction. Brute force optimized - Bug causing some nonconsecutive deductions to not. Next-to-6 Sum Sudoku: The sum of all direct neighbours of the digit 6 in the row or column. Mobile-friendly controls + Info page Using the arrow keys while nothing. Skyscraper Sudoku: The number of visible skyscrapers from that side. For instance, a normal 9x9 sudoku puzzle but with the non-consecutive constraint can be valid with around just nine givens, as intimidating as this may look to. Higher skyscrapers block the view of lower ones, size being given by the digit. MaxAscending Sudoku: The length of the longest series of ascending digits in the corresponding direction. Nonconsecutive Sudoku Welcome to this fun new book containing 100 sudoku puzzles with an exciting new twist: consecutive numbers cannot neighbour each other! 12 Sudoku Variants: Classic, Killer, Sandwich, Palindrome, Thermo, Non-consecutive, Diagonal, Arrow, Kropki, XV, Chess King & Chess Knight.The length of a 1-3-6 series is 3.)įirst seen odd/even Sudoku: If odd, the first odd number in the corresponding direction or, if even, the first even number. Thousands of beautifully handcrafted boards. New variants and boards are added occasionally. ![]() Multiple difficulty levels from beginner to expert. Supported operations are AND, OR, NOT, XOR, IMPLIES, PROVIDED and EQUIV. If you are unfamiliar with how this version of sudoku works, it is important to consider these rules when completing each puzzle.įor instance, if you were to write number 3 in the centre of the grid, none of the four squares surrounding it can contain 2 or 4, since 2 and 3 are consecutive, as are the numbers 3 and 4.Īn important thing to remember is that no squares in the grid can be consecutive. Membership Math Anxiety Sudoku Biographies of Mathematicians CPC Right from. This means that there are many fewer given digits in most non-consecutive puzzles when compared to standard sudoku. Twin Killer for a Killer sudoku with two overlapping layers of sum cages. And that rule change is that adjacent cells cannot contain consecutive numbers.Īll the traditional sudoku rules remain the same: the numbers 1-9 must be placed only once in each column, row, and box in the grid. Both consecutives & non for a grid mixing consecutive and non consecutive. For instance if the middle cell of a row contains a 4, then the four adjacent cells cannot contain 4 either (as per the usual sudoku rules) however they also cannot contain 3 or 5 either. These are a great variant sudoku and this rule adds an extra fun challenge to solving a standard sudoku. This book would be a great present to sudoku veterans who need a little more challenge in order to progress their skills or simply to complete for yourself if you enjoy harder variants of popular puzzles!Īll solutions to our sudokus can be reached using logic alone and only have a single solution so you will never have to guess in order to complete each puzzle. We hope you enjoy this new collection of Nonconsecutive Sudoku! All solutions are included at the back of the book if ever you need a prompt to solve or simply to check your answers. Sudoku Non-consecutive-diagonal 9×9 1 puzzle This is a non-consecutive-diagonal sudoku puzzle. And that rule change is that adjacent cells cannot contain consecutive numbers. Interested in buying this book or would like further information and to look inside? This book is available to buy from Amazon for £4.99. No digit may be diagonally-adjacent to a consecutive digit. But as you can see from the givens, consecutive numbers can be adjacent horizontally or vertically. What you can’t have, for example, is a 1 diagonally next to a 2 because the 1 & 2 are. ![]() For instance if the middle cell of a row contains a 4, then the four adjacent. ![]()
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