PlaySudoku.us
Easy · Puzzle #465
7
4
2
6
5
6
4
9
3
2
9
8
3
7
4
5
4
7
9
2
3
1
3
5
7
6
2
6
2
7
8
8
9
6
7
2
1
4
7
5
1
4
6
1
4
8
2
9
7
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.