#include <stdio.h>
#include <iostream>

using namespace std;

int main(){
	while(1){
		int n;
		cin >> n;
		if(!n) break;
		int table[16][16];
		for(int i = 1; i <= n; i++) cin >> table[n][i];
		for(int i = n-1; i >= 1; i--){
			for(int j = 1; j <= i; j++){
				table[i][j] = table[i+1][j+1] - table[i+1][j];
			}
		}
		int k;
		cin >> k;
		int ans[16];
		for(int i = 1; i <= n; i++) ans[i] = table[i][i];
		for(int ii = 0; ii < k; ii++){
			for(int i = 1; i < n; i++){
				ans[i+1] += ans[i];
			}
		}
		cout << "Term " << n+k << " of the sequence is " << ans[n] << endl;
	}
	return 0;
}