These links might help you in some way. The only way to find out is to look!

Help Link 1 Pascal's Triangle
Help Link 2 Pascal to Row 19
Help Link 3 Pascal Links
Help Link 4 Graphing calculator
Help Link 5 Online Text Book
Help Link 6 Geogebra
Help Link 7 Quincunx
Help Link 8 Modular Pascal
Help Link 9 Modular Pascal 2