PlaySudoku.us
Medium · Puzzle #814
1
9
3
8
6
8
9
7
4
7
1
3
4
5
5
9
1
4
7
4
2
1
8
2
7
3
1
6
4
2
1
9
4
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.