[3,5,7,13,19,23,31,37,43,53,61,73,79,83,89,103, 109,113,131,137,139,157,163,173,191,193,197,199, 211,223,251,257,271,277,283,293,313,317,331,337, 353,359,379,383,389,397,421,443,449,457,463,467, 479,499,509,521]