#include < stdio.h>

int main() {
    int n;
    scanf("%d", &n);
    
    if (n < 0) {
        printf("Invalid input");
        return 0;
    }
    
    int num = 1;
    
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= i; j++) {
            printf("%d ", num);
            num += 2;
        }
        printf("\n");
    }
    return 0;
}