Printing a Pentagonal Number

 import java.util.Scanner;

public class PrintPentagonalNumber {

public static void main(String[] args) {

int count = 0;

for (int i = 1; i <= 50; i++) {

System.out.printf("%-6d", getPentagonalNumber(i));

count++;

if (count % 10 == 0){

System.out.println();

}

}

}

public static int getPentagonalNumber(int i) {

return (i * (3 * i - 1)) / 2;

}

}