PlaySudoku.us
Easy · Puzzle #249
3
9
5
8
4
6
2
7
9
3
6
5
1
1
5
2
3
7
9
6
8
7
2
5
7
3
2
6
1
8
2
8
1
5
9
5
4
9
6
3
7
2
8
7
5
3
9
4
1
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.