A set of shapes are arranged in the following way. What is the 20th shape? Sun, sun, stars, sun, sun, stars?
Because 20 divided by 3=6 is 1, 19 is a diamond, and the 20th is the sun.
computing formula
20, except because the keyboard has no divisor 3=6... 1.
So 19 is a diamond and 20 is the sun.