PlaySudoku.us
Easy · Puzzle #314
7
1
4
8
9
2
3
3
9
6
4
2
5
7
6
2
4
6
2
7
3
4
5
1
8
5
4
1
7
2
3
4
2
7
8
8
7
2
9
6
4
9
4
5
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.
A Sudoku puzzle's 'information content' can be measured: a minimal 17-clue puzzle encodes roughly 26 bits of information.
A Sudoku puzzle's 'information content' can be measured: a minimal 17-clue puzzle encodes roughly 26 bits of information.