L- trominos in a nxn square
Source: 1998 Estonia National Olympiad Final Round grade 12 p5
March 11, 2020
combinatoricscombinatorial geometrysquare
Problem Statement
From an square divided into unit squares, one corner unit square is cut off. Find all positive integers for which it is possible to tile the remaining part of the square with -trominos.
https://cdn.artofproblemsolving.com/attachments/0/4/d13e6e7016d943b867f44375a2205b10ccf552.png