Rachel Hall and Paul Klingsberg
Department of Mathematics and Computer Science
Saint Joseph's University
5600 City Avenue
Philadelphia, PA 19131
Audio examples
| Pattern 1. |: xxxx........ :| |
| Pattern 2. |: xxx....x.... :| |
| Pattern 3. |: xx....xx.... :| |
| Pattern 4. |: xx.x......x. :| |
| Pattern 5. |: xx.x..x..... :| |
| Pattern 6. |: x.....x..x.x :| |
| Pattern 7. |: x.x..x.x.... :| |
| Pattern 8. |: x..x..x..x.. :| |