# Secret of row 10: a new visual key to ancient Pascalian puzzles

From Mathologer. Today’s video is about a recent chance discovery (2002) that provides a new beautiful visual key to some hidden self-similar patterns in Pascal’s triangle and some naturally occurring patterns on snail shells. Featuring, Sierpinski’s triangle, Pascal’s triangle, some modular arithmetic and my giant pet snail shell. Thank you very much to Marty for…