PlaySudoku.us
Medium · Puzzle #913
6
3
4
7
4
7
9
6
8
1
7
3
6
7
9
6
4
1
9
5
6
8
5
4
9
2
6
1
8
2
8
5
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.