31, 97, 211, 373, 547, 607, 661, 769, 877, 1051, 1087, 1123, 1249, 1279, 1303, 1423, 1597, 1657, 1663, 1693, 1741, 1777, 1861, 1867, 2143, 2179, 2251, 2341, 2467, 2539, 2791, 2857, 3229, 3259, 3319, 3331, 3373, 3511, 3541, 3643, 3697, 3769, 3823, 3877