1 : | 2 | 3 : | 5 | 2 : | 3 |
---|
4 | 8 * | 6 | 10 * | 8 | 12 * |
6 | 12 ** | 9 | 15 ** | 12 | 18 **/° |
10 | 20° | 12 | 20° | | |
- The numerical distance between dot numbers are the same in dot number pairs marked with * and ** (the numerical distances are 4 and 6, respectively). Ratios are in columns. The overall sum is almost equal for dot number pairs marked with ° (30, 32 and 30).