Explicație pas cu pas:
a) nu avem
b) 13, 17,19,23,31,37,41,43,47,53,59,61,67,71
c)17,19,23
d)11,13,17,19,23
e)127,131,137,139,149,151,157,163,167,173,179,181,191,193,197,199,211,223,227,229, 233, 239,241,251,257, 263,269, 271,277,281,283,293,307,311,313,317,331,337,347, 349,353,358,359