7, 41, 61, 83, 89, 107, 109, 127, 139, 173, 193, 197, 211, 227, 239, 281, 293, 311, 317, 331, 347, 349, 359, 367, 421, 431, 433, 443, 449, 457, 463, 467, 479, 487, 499, 521, 541, 557, 563, 569, 571, 577, 587, 599, 607, 619, 641, 653, 673, 677, 683, 719, 727, 739, 761
