Color balls remover

Clicking on balls and they will be removed if there are more than 2 color balls. They have to be horizontal or vertical connected together. There are 2 game levels.

Easy level: 5 color balls will be generated randomly and the score calculation: 5 points for each ball if only 2 balls, 6 points for each ball if it is 3 balls, 7 points for each ball if it is 4 balls, 8 points for each ball if it is 5 balls, and so on and so forth. Formula:
Total Score = (5 + (number of Balls - 2)) * number of balls

Difficult level: 5 color balls will be generated randomly and the score calculation: 6 points for each ball if only 2 balls, 8 points for each ball if it is 3, balls, 10 points for each ball if it is 4 balls, 12 points for each ball if it is 5 balls. Formula:
Total Score = (6 + (number of Balls - 2) * 2) * number of balls