Răspuns :
2² * n + 1 > 128
4*n+1 > 128
4n > 128-1
4n > 127
n > 127 : 4
n > 31,75
n = { 32,33,34.... }
4*n+1 > 128
4n > 128-1
4n > 127
n > 127 : 4
n > 31,75
n = { 32,33,34.... }