PlaySudoku.us
Easy · Puzzle #546
6
2
8
3
7
1
3
8
2
6
9
7
5
3
6
2
4
8
2
9
1
3
6
7
5
2
8
1
6
4
7
2
9
6
8
7
4
7
9
8
7
5
4
3
6
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.