(noun
(noun)
2)-(n
1)n=A
∫(n
(noun)
2)=(n
1
(noun)
2)=(n
1)n
2(n
1
n)
four
∴(n
(noun)
2)-(n
1)n=2(n
1
n)
4=4n
6=A
You can get ∴ n=(A-6)/4.
You can find the smallest number: n
Therefore, n, n can be obtained
1,n
2,n
3 is four consecutive natural numbers.
(I hope to adopt it, thank you)