PlaySudoku.us
Easy · Puzzle #744
8
2
6
5
7
3
9
4
6
1
6
1
5
4
9
8
4
9
5
1
6
6
5
1
9
9
8
6
5
3
4
6
3
2
1
4
5
6
7
7
3
8
1
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.