How can I do this piramid?

Question

1

2 3 2

3 4 5 4 3

4 5 6 7 6 5 4

5 6 7 8 9 8 7 6 5

Answer 1

I try to do it, but the result was this.
https://code.sololearn.com/cyMGukPSsh97/#java

Answer 2

Thank you so much, it works!!