If you are good at mathematics, please come in. Question: observe the law of the following column of numbers: 1 / 2, 1 / 6, 1 / 12. What is number 2011? Observe the law of the number in the following column: 1 / 2, 1 / 6, 1 / 12. What is the number 2011 As long as I understand and set it as high quality answer Help

If you are good at mathematics, please come in. Question: observe the law of the following column of numbers: 1 / 2, 1 / 6, 1 / 12. What is number 2011? Observe the law of the number in the following column: 1 / 2, 1 / 6, 1 / 12. What is the number 2011 As long as I understand and set it as high quality answer Help

2=1*2
6=2*3
12=3*4
20=4*5
The number 2011 is
Denominator 2011 * 2012