PlaySudoku.us
Medium · Puzzle #238
8
3
9
5
4
5
8
7
3
9
5
6
2
4
8
2
2
3
5
6
1
5
4
9
5
6
3
7
2
8
3
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.