PlaySudoku.us
Easy · Puzzle #267
6
4
9
1
8
9
5
1
4
3
6
1
8
5
9
2
8
2
6
1
7
6
7
1
4
9
3
3
5
7
6
8
2
4
9
2
5
4
9
6
9
3
2
4
7
1
5
1
2
The number of essentially different Sudoku grids (accounting for symmetry) is 5,472,730,538 — about 5.5 billion.
The number of essentially different Sudoku grids (accounting for symmetry) is 5,472,730,538 — about 5.5 billion.
The number of essentially different Sudoku grids (accounting for symmetry) is 5,472,730,538 — about 5.5 billion.
The number of essentially different Sudoku grids (accounting for symmetry) is 5,472,730,538 — about 5.5 billion.