PlaySudoku.us
Medium · Puzzle #94
3
5
6
9
2
6
4
7
5
3
2
5
1
9
6
3
5
8
6
7
4
3
1
5
6
4
6
4
8
7
2
2
5
6
9
7
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.