[2,1,2,7,3,13,4,19,23,29,5,37,6,43,47,53,7,61,8, 71,73,79,9,89,97,101,103,107,10,113,11,131,137, 139,149,151,12,163,167,173,13,181,14,193,197,199, 15,223,227,229,233,239,16,251,257,263,269,271,17, 281,18,293,307]