def main():
    N = int(input())
    #print(N)
    sum = 0
    T = 5
    G = 2
    PG = 3
    for x in range(N + 1):
        for y in range(x + 1):
            for z in range(N + 1):
                if (T * x) + (G * y) + (PG * z) == N:
                    sum += 1
    
    print(sum)

if __name__ == '__main__':
    main()