19, 41, 47, 59, 79, 89, 103, 107, 109, 113, 137, 139, 149, 157, 163, 167, 173, 193, 223, 233, 239, 241, 251, 293, 337, 347, 359, 367, 383, 389, 419, 431, 443, 503, 521, 547, 599, 601, 619, 631, 647, 677, 683, 691, 701, 727, 733, 761, 769, 773, 797, 811, 821, 827, 853