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There is a series of numbers: one-half, one-half, two-thirds, one-third, two-thirds, three-thirds. According to this law, what is the number of the third column

1/1
1/2,2/2
1/3,2/3,3/3
1/4.2/4,3/4,4/4
...
It can be seen that the number of fractions in each column is n
So 1996 > 1 + 2 + 3 +... + n = n (n + 1) / 2
n（n+1）

There is a series of numbers: one-half, one-half, two-thirds, one-third, two-thirds, three-thirds. According to this law, what is the number of the third column

There is a series of numbers: one-half, one-half, two-thirds, one-third, two-thirds, three-thirds. According to this law, what is the number of the third column

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