[2,3,5,7,13,17,19,23,29,37,41,43,47,53,59,61,67, 73,79,83,89,97,101,103,107,109,113,127,137,139, 149,157,163,167,173,179,191,193,197,199,211,223, 227,229,233,239,257,263]