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Sequences Sudoku (424)
Instruction:
Apply classic sudoku rules. The digits along each marked line have to be different and must form an arithmetic sequence in the correct order. Two straight lines may cross each other.
Reference:
WPF
(1)
Examples:
WPF Sudoku GP 2018 - Round 6
(63)
Parent puzzle:
Sudoku
Child puzzles:
Up and down Sudoku
Related puzzles (1):
Palindrome
Related puzzles (2):
Box Sequences Sudoku